Home / 152,098.61-229,174.70-126,024.78

Finding the Fourth Proportional to 152,098.61, 229,174.70 and 126,024.78

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Solution

The fourth proportional to 152,098.61, 229,174.70 and 126,024.78 is: 189,887.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,098.61 : 229,174.70 = 126,024.78 : x
  2. Step 2: Convert to fraction form
    152,098.61/229,174.70 = 126,024.78/x
  3. Step 3: Cross multiply
    152,098.61x = 229,174.70 × 126,024.78
  4. Step 4: Simplify right side
    152,098.61x = 28,881,691,149.07
  5. Step 5: Solve for x
    x = 28,881,691,149.07/152,098.61
  6. Step 6: Final answer
    x = 189,887.94

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.