Home / 231,470.43-347,144.89-98,282.13

Finding the Fourth Proportional to 231,470.43, 347,144.89 and 98,282.13

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Solution

The fourth proportional to 231,470.43, 347,144.89 and 98,282.13 is: 147,397.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,470.43 : 347,144.89 = 98,282.13 : x
  2. Step 2: Convert to fraction form
    231,470.43/347,144.89 = 98,282.13/x
  3. Step 3: Cross multiply
    231,470.43x = 347,144.89 × 98,282.13
  4. Step 4: Simplify right side
    231,470.43x = 34,118,139,207.82
  5. Step 5: Solve for x
    x = 34,118,139,207.82/231,470.43
  6. Step 6: Final answer
    x = 147,397.40

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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.