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Finding the Fourth Proportional to 150,909.92, 226,386.62 and 45,737.09

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Solution

The fourth proportional to 150,909.92, 226,386.62 and 45,737.09 is: 68,612.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,909.92 : 226,386.62 = 45,737.09 : x
  2. Step 2: Convert to fraction form
    150,909.92/226,386.62 = 45,737.09/x
  3. Step 3: Cross multiply
    150,909.92x = 226,386.62 × 45,737.09
  4. Step 4: Simplify right side
    150,909.92x = 10,354,264,985.05
  5. Step 5: Solve for x
    x = 10,354,264,985.05/150,909.92
  6. Step 6: Final answer
    x = 68,612.22

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1.5x scale

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.