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Finding the Fourth Proportional to 59,807.92, 89,712.04 and 56,154.28

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Solution

The fourth proportional to 59,807.92, 89,712.04 and 56,154.28 is: 84,231.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,807.92 : 89,712.04 = 56,154.28 : x
  2. Step 2: Convert to fraction form
    59,807.92/89,712.04 = 56,154.28/x
  3. Step 3: Cross multiply
    59,807.92x = 89,712.04 × 56,154.28
  4. Step 4: Simplify right side
    59,807.92x = 5,037,715,013.53
  5. Step 5: Solve for x
    x = 5,037,715,013.53/59,807.92
  6. Step 6: Final answer
    x = 84,231.57

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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.