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Finding the Fourth Proportional to 59,006.52, 81,391.80 and 35,115.36

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Solution

The fourth proportional to 59,006.52, 81,391.80 and 35,115.36 is: 48,437.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,006.52 : 81,391.80 = 35,115.36 : x
  2. Step 2: Convert to fraction form
    59,006.52/81,391.80 = 35,115.36/x
  3. Step 3: Cross multiply
    59,006.52x = 81,391.80 × 35,115.36
  4. Step 4: Simplify right side
    59,006.52x = 2,858,102,358.05
  5. Step 5: Solve for x
    x = 2,858,102,358.05/59,006.52
  6. Step 6: Final answer
    x = 48,437.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.