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Finding the Fourth Proportional to 182,362.32, 251,633.88 and 101,778.48

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Solution

The fourth proportional to 182,362.32, 251,633.88 and 101,778.48 is: 140,439.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,362.32 : 251,633.88 = 101,778.48 : x
  2. Step 2: Convert to fraction form
    182,362.32/251,633.88 = 101,778.48/x
  3. Step 3: Cross multiply
    182,362.32x = 251,633.88 × 101,778.48
  4. Step 4: Simplify right side
    182,362.32x = 25,610,913,822.90
  5. Step 5: Solve for x
    x = 25,610,913,822.90/182,362.32
  6. Step 6: Final answer
    x = 140,439.72

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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.