Home / 92,723.12-127,957.97-50,281.64

Finding the Fourth Proportional to 92,723.12, 127,957.97 and 50,281.64

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Solution

The fourth proportional to 92,723.12, 127,957.97 and 50,281.64 is: 69,388.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,723.12 : 127,957.97 = 50,281.64 : x
  2. Step 2: Convert to fraction form
    92,723.12/127,957.97 = 50,281.64/x
  3. Step 3: Cross multiply
    92,723.12x = 127,957.97 × 50,281.64
  4. Step 4: Simplify right side
    92,723.12x = 6,433,935,691.47
  5. Step 5: Solve for x
    x = 6,433,935,691.47/92,723.12
  6. Step 6: Final answer
    x = 69,388.69

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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.