Home / 112,004,375.10-168,006,562.65-105,201,930.30

Finding the Fourth Proportional to 112,004,375.10, 168,006,562.65 and 105,201,930.30

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Solution

The fourth proportional to 112,004,375.10, 168,006,562.65 and 105,201,930.30 is: 157,802,895.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,004,375.10 : 168,006,562.65 = 105,201,930.30 : x
  2. Step 2: Convert to fraction form
    112,004,375.10/168,006,562.65 = 105,201,930.30/x
  3. Step 3: Cross multiply
    112,004,375.10x = 168,006,562.65 × 105,201,930.30
  4. Step 4: Simplify right side
    112,004,375.10x = 17,674,614,693,847,884
  5. Step 5: Solve for x
    x = 17,674,614,693,847,884/112,004,375.10
  6. Step 6: Final answer
    x = 157,802,895.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.