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Finding the Fourth Proportional to 150,459.94, 225,654.10 and 60,502.87

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Solution

The fourth proportional to 150,459.94, 225,654.10 and 60,502.87 is: 90,739.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,459.94 : 225,654.10 = 60,502.87 : x
  2. Step 2: Convert to fraction form
    150,459.94/225,654.10 = 60,502.87/x
  3. Step 3: Cross multiply
    150,459.94x = 225,654.10 × 60,502.87
  4. Step 4: Simplify right side
    150,459.94x = 13,652,720,808.08
  5. Step 5: Solve for x
    x = 13,652,720,808.08/150,459.94
  6. Step 6: Final answer
    x = 90,739.91

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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.