Home / 152,432.70-228,001.05-136,751.10

Finding the Fourth Proportional to 152,432.70, 228,001.05 and 136,751.10

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Solution

The fourth proportional to 152,432.70, 228,001.05 and 136,751.10 is: 204,545.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,432.70 : 228,001.05 = 136,751.10 : x
  2. Step 2: Convert to fraction form
    152,432.70/228,001.05 = 136,751.10/x
  3. Step 3: Cross multiply
    152,432.70x = 228,001.05 × 136,751.10
  4. Step 4: Simplify right side
    152,432.70x = 31,179,394,388.66
  5. Step 5: Solve for x
    x = 31,179,394,388.66/152,432.70
  6. Step 6: Final answer
    x = 204,545.31

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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.