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Finding the Fourth Proportional to 151,062.68, 226,594 and 71,937

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Solution

The fourth proportional to 151,062.68, 226,594 and 71,937 is: 107,905.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,062.68 : 226,594 = 71,937 : x
  2. Step 2: Convert to fraction form
    151,062.68/226,594 = 71,937/x
  3. Step 3: Cross multiply
    151,062.68x = 226,594 × 71,937
  4. Step 4: Simplify right side
    151,062.68x = 16,300,492,578
  5. Step 5: Solve for x
    x = 16,300,492,578/151,062.68
  6. Step 6: Final answer
    x = 107,905.49

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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.