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Finding the Fourth Proportional to 247,524.57, 341,590.10 and 134,347.05

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Solution

The fourth proportional to 247,524.57, 341,590.10 and 134,347.05 is: 185,402.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,524.57 : 341,590.10 = 134,347.05 : x
  2. Step 2: Convert to fraction form
    247,524.57/341,590.10 = 134,347.05/x
  3. Step 3: Cross multiply
    247,524.57x = 341,590.10 × 134,347.05
  4. Step 4: Simplify right side
    247,524.57x = 45,891,621,572.47
  5. Step 5: Solve for x
    x = 45,891,621,572.47/247,524.57
  6. Step 6: Final answer
    x = 185,402.29

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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.