Home / 155,823.68-214,988.83-95,331.26

Finding the Fourth Proportional to 155,823.68, 214,988.83 and 95,331.26

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Solution

The fourth proportional to 155,823.68, 214,988.83 and 95,331.26 is: 131,527.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,823.68 : 214,988.83 = 95,331.26 : x
  2. Step 2: Convert to fraction form
    155,823.68/214,988.83 = 95,331.26/x
  3. Step 3: Cross multiply
    155,823.68x = 214,988.83 × 95,331.26
  4. Step 4: Simplify right side
    155,823.68x = 20,495,156,348.97
  5. Step 5: Solve for x
    x = 20,495,156,348.97/155,823.68
  6. Step 6: Final answer
    x = 131,527.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.