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Finding the Fourth Proportional to 173,954.62, 240,540.60 and 138,082.42

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Solution

The fourth proportional to 173,954.62, 240,540.60 and 138,082.42 is: 190,937.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,954.62 : 240,540.60 = 138,082.42 : x
  2. Step 2: Convert to fraction form
    173,954.62/240,540.60 = 138,082.42/x
  3. Step 3: Cross multiply
    173,954.62x = 240,540.60 × 138,082.42
  4. Step 4: Simplify right side
    173,954.62x = 33,214,428,156.25
  5. Step 5: Solve for x
    x = 33,214,428,156.25/173,954.62
  6. Step 6: Final answer
    x = 190,937.32

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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.