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Finding the Fourth Proportional to 173,379.52, 239,223.12 and 101,755.84

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Solution

The fourth proportional to 173,379.52, 239,223.12 and 101,755.84 is: 140,399.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,379.52 : 239,223.12 = 101,755.84 : x
  2. Step 2: Convert to fraction form
    173,379.52/239,223.12 = 101,755.84/x
  3. Step 3: Cross multiply
    173,379.52x = 239,223.12 × 101,755.84
  4. Step 4: Simplify right side
    173,379.52x = 24,342,349,523.02
  5. Step 5: Solve for x
    x = 24,342,349,523.02/173,379.52
  6. Step 6: Final answer
    x = 140,399.22

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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.