Home / 165,060.15-247,186.43-149,085.57

Finding the Fourth Proportional to 165,060.15, 247,186.43 and 149,085.57

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Solution

The fourth proportional to 165,060.15, 247,186.43 and 149,085.57 is: 223,263.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,060.15 : 247,186.43 = 149,085.57 : x
  2. Step 2: Convert to fraction form
    165,060.15/247,186.43 = 149,085.57/x
  3. Step 3: Cross multiply
    165,060.15x = 247,186.43 × 149,085.57
  4. Step 4: Simplify right side
    165,060.15x = 36,851,930,553.41
  5. Step 5: Solve for x
    x = 36,851,930,553.41/165,060.15
  6. Step 6: Final answer
    x = 223,263.65

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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.