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Finding the Fourth Proportional to 73,660.62, 101,648.67 and 45,028.23

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Solution

The fourth proportional to 73,660.62, 101,648.67 and 45,028.23 is: 62,137.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,660.62 : 101,648.67 = 45,028.23 : x
  2. Step 2: Convert to fraction form
    73,660.62/101,648.67 = 45,028.23/x
  3. Step 3: Cross multiply
    73,660.62x = 101,648.67 × 45,028.23
  4. Step 4: Simplify right side
    73,660.62x = 4,577,059,691.95
  5. Step 5: Solve for x
    x = 4,577,059,691.95/73,660.62
  6. Step 6: Final answer
    x = 62,137.13

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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.