Home / 47,864.52-71,840.52-36,735.12

Finding the Fourth Proportional to 47,864.52, 71,840.52 and 36,735.12

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Solution

The fourth proportional to 47,864.52, 71,840.52 and 36,735.12 is: 55,136.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,864.52 : 71,840.52 = 36,735.12 : x
  2. Step 2: Convert to fraction form
    47,864.52/71,840.52 = 36,735.12/x
  3. Step 3: Cross multiply
    47,864.52x = 71,840.52 × 36,735.12
  4. Step 4: Simplify right side
    47,864.52x = 2,639,070,123.06
  5. Step 5: Solve for x
    x = 2,639,070,123.06/47,864.52
  6. Step 6: Final answer
    x = 55,136.25

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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.