Home / 242,310.29-334,380.76-134,877.56

Finding the Fourth Proportional to 242,310.29, 334,380.76 and 134,877.56

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Solution

The fourth proportional to 242,310.29, 334,380.76 and 134,877.56 is: 186,126.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,310.29 : 334,380.76 = 134,877.56 : x
  2. Step 2: Convert to fraction form
    242,310.29/334,380.76 = 134,877.56/x
  3. Step 3: Cross multiply
    242,310.29x = 334,380.76 × 134,877.56
  4. Step 4: Simplify right side
    242,310.29x = 45,100,459,010.65
  5. Step 5: Solve for x
    x = 45,100,459,010.65/242,310.29
  6. Step 6: Final answer
    x = 186,126.89

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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.