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Finding the Fourth Proportional to 72,224.76, 108,182.84 and 58,654.77

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Solution

The fourth proportional to 72,224.76, 108,182.84 and 58,654.77 is: 87,856.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,224.76 : 108,182.84 = 58,654.77 : x
  2. Step 2: Convert to fraction form
    72,224.76/108,182.84 = 58,654.77/x
  3. Step 3: Cross multiply
    72,224.76x = 108,182.84 × 58,654.77
  4. Step 4: Simplify right side
    72,224.76x = 6,345,439,685.52
  5. Step 5: Solve for x
    x = 6,345,439,685.52/72,224.76
  6. Step 6: Final answer
    x = 87,856.84

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1.5x scale

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.