Home / 224,544.29-309,344.73-156,438.06

Finding the Fourth Proportional to 224,544.29, 309,344.73 and 156,438.06

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Solution

The fourth proportional to 224,544.29, 309,344.73 and 156,438.06 is: 215,517.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,544.29 : 309,344.73 = 156,438.06 : x
  2. Step 2: Convert to fraction form
    224,544.29/309,344.73 = 156,438.06/x
  3. Step 3: Cross multiply
    224,544.29x = 309,344.73 × 156,438.06
  4. Step 4: Simplify right side
    224,544.29x = 48,393,289,432.42
  5. Step 5: Solve for x
    x = 48,393,289,432.42/224,544.29
  6. Step 6: Final answer
    x = 215,517.80

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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.