Home / 242,512.38-334,677.24-135,082.26

Finding the Fourth Proportional to 242,512.38, 334,677.24 and 135,082.26

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Solution

The fourth proportional to 242,512.38, 334,677.24 and 135,082.26 is: 186,419.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,512.38 : 334,677.24 = 135,082.26 : x
  2. Step 2: Convert to fraction form
    242,512.38/334,677.24 = 135,082.26/x
  3. Step 3: Cross multiply
    242,512.38x = 334,677.24 × 135,082.26
  4. Step 4: Simplify right side
    242,512.38x = 45,208,957,949.76
  5. Step 5: Solve for x
    x = 45,208,957,949.76/242,512.38
  6. Step 6: Final answer
    x = 186,419.18

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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.