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Finding the Fourth Proportional to 224,725.60, 337,135.20 and 75,012.40

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Solution

The fourth proportional to 224,725.60, 337,135.20 and 75,012.40 is: 112,534.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,725.60 : 337,135.20 = 75,012.40 : x
  2. Step 2: Convert to fraction form
    224,725.60/337,135.20 = 75,012.40/x
  3. Step 3: Cross multiply
    224,725.60x = 337,135.20 × 75,012.40
  4. Step 4: Simplify right side
    224,725.60x = 25,289,320,476.48
  5. Step 5: Solve for x
    x = 25,289,320,476.48/224,725.60
  6. Step 6: Final answer
    x = 112,534.22

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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.