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Finding the Fourth Proportional to 59,808.92, 89,713.54 and 56,155.28

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Solution

The fourth proportional to 59,808.92, 89,713.54 and 56,155.28 is: 84,233.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,808.92 : 89,713.54 = 56,155.28 : x
  2. Step 2: Convert to fraction form
    59,808.92/89,713.54 = 56,155.28/x
  3. Step 3: Cross multiply
    59,808.92x = 89,713.54 × 56,155.28
  4. Step 4: Simplify right side
    59,808.92x = 5,037,888,958.49
  5. Step 5: Solve for x
    x = 5,037,888,958.49/59,808.92
  6. Step 6: Final answer
    x = 84,233.07

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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.