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Finding the Fourth Proportional to 224,234.50, 309,446.03 and 122,259.13

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Solution

The fourth proportional to 224,234.50, 309,446.03 and 122,259.13 is: 168,718.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,234.50 : 309,446.03 = 122,259.13 : x
  2. Step 2: Convert to fraction form
    224,234.50/309,446.03 = 122,259.13/x
  3. Step 3: Cross multiply
    224,234.50x = 309,446.03 × 122,259.13
  4. Step 4: Simplify right side
    224,234.50x = 37,832,602,409.75
  5. Step 5: Solve for x
    x = 37,832,602,409.75/224,234.50
  6. Step 6: Final answer
    x = 168,718.92

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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.