Home / 52,454.45-72,387.47-31,234.61

Finding the Fourth Proportional to 52,454.45, 72,387.47 and 31,234.61

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Solution

The fourth proportional to 52,454.45, 72,387.47 and 31,234.61 is: 43,103.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,454.45 : 72,387.47 = 31,234.61 : x
  2. Step 2: Convert to fraction form
    52,454.45/72,387.47 = 31,234.61/x
  3. Step 3: Cross multiply
    52,454.45x = 72,387.47 × 31,234.61
  4. Step 4: Simplify right side
    52,454.45x = 2,260,994,238.16
  5. Step 5: Solve for x
    x = 2,260,994,238.16/52,454.45
  6. Step 6: Final answer
    x = 43,103.95

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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.