Home / 112,254,342.30-168,554,723.85-61,236,006.30

Finding the Fourth Proportional to 112,254,342.30, 168,554,723.85 and 61,236,006.30

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Solution

The fourth proportional to 112,254,342.30, 168,554,723.85 and 61,236,006.30 is: 91,948,497.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,254,342.30 : 168,554,723.85 = 61,236,006.30 : x
  2. Step 2: Convert to fraction form
    112,254,342.30/168,554,723.85 = 61,236,006.30/x
  3. Step 3: Cross multiply
    112,254,342.30x = 168,554,723.85 × 61,236,006.30
  4. Step 4: Simplify right side
    112,254,342.30x = 10,321,618,131,573,360
  5. Step 5: Solve for x
    x = 10,321,618,131,573,360/112,254,342.30
  6. Step 6: Final answer
    x = 91,948,497.67

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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.