Home / 112,035.10-168,052.65-106,591.90

Finding the Fourth Proportional to 112,035.10, 168,052.65 and 106,591.90

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Solution

The fourth proportional to 112,035.10, 168,052.65 and 106,591.90 is: 159,887.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,035.10 : 168,052.65 = 106,591.90 : x
  2. Step 2: Convert to fraction form
    112,035.10/168,052.65 = 106,591.90/x
  3. Step 3: Cross multiply
    112,035.10x = 168,052.65 × 106,591.90
  4. Step 4: Simplify right side
    112,035.10x = 17,913,051,263.54
  5. Step 5: Solve for x
    x = 17,913,051,263.54/112,035.10
  6. Step 6: Final answer
    x = 159,887.85

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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.