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Finding the Fourth Proportional to 59,037.72, 81,473.61 and 36,391.68

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Solution

The fourth proportional to 59,037.72, 81,473.61 and 36,391.68 is: 50,221.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,037.72 : 81,473.61 = 36,391.68 : x
  2. Step 2: Convert to fraction form
    59,037.72/81,473.61 = 36,391.68/x
  3. Step 3: Cross multiply
    59,037.72x = 81,473.61 × 36,391.68
  4. Step 4: Simplify right side
    59,037.72x = 2,964,961,526.51
  5. Step 5: Solve for x
    x = 2,964,961,526.51/59,037.72
  6. Step 6: Final answer
    x = 50,221.47

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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.