Home / 178,144.62-245,839.68-97,572.12

Finding the Fourth Proportional to 178,144.62, 245,839.68 and 97,572.12

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Solution

The fourth proportional to 178,144.62, 245,839.68 and 97,572.12 is: 134,649.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,144.62 : 245,839.68 = 97,572.12 : x
  2. Step 2: Convert to fraction form
    178,144.62/245,839.68 = 97,572.12/x
  3. Step 3: Cross multiply
    178,144.62x = 245,839.68 × 97,572.12
  4. Step 4: Simplify right side
    178,144.62x = 23,987,098,757.72
  5. Step 5: Solve for x
    x = 23,987,098,757.72/178,144.62
  6. Step 6: Final answer
    x = 134,649.58

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1.5x scale

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.