Home / 236,124.88-354,211.80-136,397.20

Finding the Fourth Proportional to 236,124.88, 354,211.80 and 136,397.20

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Solution

The fourth proportional to 236,124.88, 354,211.80 and 136,397.20 is: 204,609.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,124.88 : 354,211.80 = 136,397.20 : x
  2. Step 2: Convert to fraction form
    236,124.88/354,211.80 = 136,397.20/x
  3. Step 3: Cross multiply
    236,124.88x = 354,211.80 × 136,397.20
  4. Step 4: Simplify right side
    236,124.88x = 48,313,497,726.96
  5. Step 5: Solve for x
    x = 48,313,497,726.96/236,124.88
  6. Step 6: Final answer
    x = 204,609.94

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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.