Home / 162,757.20-242,915.56-152,128.38

Finding the Fourth Proportional to 162,757.20, 242,915.56 and 152,128.38

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Solution

The fourth proportional to 162,757.20, 242,915.56 and 152,128.38 is: 227,052.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,757.20 : 242,915.56 = 152,128.38 : x
  2. Step 2: Convert to fraction form
    162,757.20/242,915.56 = 152,128.38/x
  3. Step 3: Cross multiply
    162,757.20x = 242,915.56 × 152,128.38
  4. Step 4: Simplify right side
    162,757.20x = 36,954,350,619.59
  5. Step 5: Solve for x
    x = 36,954,350,619.59/162,757.20
  6. Step 6: Final answer
    x = 227,052.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.