Home / 247,519.46-341,548.52-138,608.62

Finding the Fourth Proportional to 247,519.46, 341,548.52 and 138,608.62

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Solution

The fourth proportional to 247,519.46, 341,548.52 and 138,608.62 is: 191,264.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,519.46 : 341,548.52 = 138,608.62 : x
  2. Step 2: Convert to fraction form
    247,519.46/341,548.52 = 138,608.62/x
  3. Step 3: Cross multiply
    247,519.46x = 341,548.52 × 138,608.62
  4. Step 4: Simplify right side
    247,519.46x = 47,341,567,473.33
  5. Step 5: Solve for x
    x = 47,341,567,473.33/247,519.46
  6. Step 6: Final answer
    x = 191,264.02

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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.