Home / 224,370.28-309,631.98-122,398.06

Finding the Fourth Proportional to 224,370.28, 309,631.98 and 122,398.06

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Solution

The fourth proportional to 224,370.28, 309,631.98 and 122,398.06 is: 168,909.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,370.28 : 309,631.98 = 122,398.06 : x
  2. Step 2: Convert to fraction form
    224,370.28/309,631.98 = 122,398.06/x
  3. Step 3: Cross multiply
    224,370.28x = 309,631.98 × 122,398.06
  4. Step 4: Simplify right side
    224,370.28x = 37,898,353,665.96
  5. Step 5: Solve for x
    x = 37,898,353,665.96/224,370.28
  6. Step 6: Final answer
    x = 168,909.86

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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.