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Finding the Fourth Proportional to 73,230.62, 101,056.56 and 41,398.16

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Solution

The fourth proportional to 73,230.62, 101,056.56 and 41,398.16 is: 57,128.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,230.62 : 101,056.56 = 41,398.16 : x
  2. Step 2: Convert to fraction form
    73,230.62/101,056.56 = 41,398.16/x
  3. Step 3: Cross multiply
    73,230.62x = 101,056.56 × 41,398.16
  4. Step 4: Simplify right side
    73,230.62x = 4,183,555,639.93
  5. Step 5: Solve for x
    x = 4,183,555,639.93/73,230.62
  6. Step 6: Final answer
    x = 57,128.50

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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.