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Finding the Fourth Proportional to 182,151.30, 251,485.92 and 124,885.92

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Solution

The fourth proportional to 182,151.30, 251,485.92 and 124,885.92 is: 172,422.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,151.30 : 251,485.92 = 124,885.92 : x
  2. Step 2: Convert to fraction form
    182,151.30/251,485.92 = 124,885.92/x
  3. Step 3: Cross multiply
    182,151.30x = 251,485.92 × 124,885.92
  4. Step 4: Simplify right side
    182,151.30x = 31,407,050,486.25
  5. Step 5: Solve for x
    x = 31,407,050,486.25/182,151.30
  6. Step 6: Final answer
    x = 172,422.87

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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.