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Finding the Fourth Proportional to 73,659.72, 101,651.13 and 41,829.30

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Solution

The fourth proportional to 73,659.72, 101,651.13 and 41,829.30 is: 57,724.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,659.72 : 101,651.13 = 41,829.30 : x
  2. Step 2: Convert to fraction form
    73,659.72/101,651.13 = 41,829.30/x
  3. Step 3: Cross multiply
    73,659.72x = 101,651.13 × 41,829.30
  4. Step 4: Simplify right side
    73,659.72x = 4,251,995,612.11
  5. Step 5: Solve for x
    x = 4,251,995,612.11/73,659.72
  6. Step 6: Final answer
    x = 57,724.84

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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.