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Finding the Fourth Proportional to 59,500.54, 89,129.30 and 33,219.28

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Solution

The fourth proportional to 59,500.54, 89,129.30 and 33,219.28 is: 49,761.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,500.54 : 89,129.30 = 33,219.28 : x
  2. Step 2: Convert to fraction form
    59,500.54/89,129.30 = 33,219.28/x
  3. Step 3: Cross multiply
    59,500.54x = 89,129.30 × 33,219.28
  4. Step 4: Simplify right side
    59,500.54x = 2,960,811,172.90
  5. Step 5: Solve for x
    x = 2,960,811,172.90/59,500.54
  6. Step 6: Final answer
    x = 49,761.08

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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.