Home / 247,455.86-341,489.99-134,278.61

Finding the Fourth Proportional to 247,455.86, 341,489.99 and 134,278.61

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Solution

The fourth proportional to 247,455.86, 341,489.99 and 134,278.61 is: 185,304.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,455.86 : 341,489.99 = 134,278.61 : x
  2. Step 2: Convert to fraction form
    247,455.86/341,489.99 = 134,278.61/x
  3. Step 3: Cross multiply
    247,455.86x = 341,489.99 × 134,278.61
  4. Step 4: Simplify right side
    247,455.86x = 45,854,798,807.27
  5. Step 5: Solve for x
    x = 45,854,798,807.27/247,455.86
  6. Step 6: Final answer
    x = 185,304.97

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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.