Home / 247,250.10-341,248.82-145,275.53

Finding the Fourth Proportional to 247,250.10, 341,248.82 and 145,275.53

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Solution

The fourth proportional to 247,250.10, 341,248.82 and 145,275.53 is: 200,505.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,250.10 : 341,248.82 = 145,275.53 : x
  2. Step 2: Convert to fraction form
    247,250.10/341,248.82 = 145,275.53/x
  3. Step 3: Cross multiply
    247,250.10x = 341,248.82 × 145,275.53
  4. Step 4: Simplify right side
    247,250.10x = 49,575,100,754.75
  5. Step 5: Solve for x
    x = 49,575,100,754.75/247,250.10
  6. Step 6: Final answer
    x = 200,505.89

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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.