Home / 75,087.28-112,553.16-61,800.04

Finding the Fourth Proportional to 75,087.28, 112,553.16 and 61,800.04

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Solution

The fourth proportional to 75,087.28, 112,553.16 and 61,800.04 is: 92,636.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,087.28 : 112,553.16 = 61,800.04 : x
  2. Step 2: Convert to fraction form
    75,087.28/112,553.16 = 61,800.04/x
  3. Step 3: Cross multiply
    75,087.28x = 112,553.16 × 61,800.04
  4. Step 4: Simplify right side
    75,087.28x = 6,955,789,790.13
  5. Step 5: Solve for x
    x = 6,955,789,790.13/75,087.28
  6. Step 6: Final answer
    x = 92,636.06

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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.