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Finding the Fourth Proportional to 73,462.32, 101,380.14 and 41,630.16

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Solution

The fourth proportional to 73,462.32, 101,380.14 and 41,630.16 is: 57,450.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,462.32 : 101,380.14 = 41,630.16 : x
  2. Step 2: Convert to fraction form
    73,462.32/101,380.14 = 41,630.16/x
  3. Step 3: Cross multiply
    73,462.32x = 101,380.14 × 41,630.16
  4. Step 4: Simplify right side
    73,462.32x = 4,220,471,449.02
  5. Step 5: Solve for x
    x = 4,220,471,449.02/73,462.32
  6. Step 6: Final answer
    x = 57,450.83

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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.