Home / 224,280.27-309,491.15-126,178.29

Finding the Fourth Proportional to 224,280.27, 309,491.15 and 126,178.29

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Solution

The fourth proportional to 224,280.27, 309,491.15 and 126,178.29 is: 174,117.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,280.27 : 309,491.15 = 126,178.29 : x
  2. Step 2: Convert to fraction form
    224,280.27/309,491.15 = 126,178.29/x
  3. Step 3: Cross multiply
    224,280.27x = 309,491.15 × 126,178.29
  4. Step 4: Simplify right side
    224,280.27x = 39,051,063,446.24
  5. Step 5: Solve for x
    x = 39,051,063,446.24/224,280.27
  6. Step 6: Final answer
    x = 174,117.25

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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.