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Finding the Fourth Proportional to 182,391.16, 251,712.48 and 101,834.52

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Solution

The fourth proportional to 182,391.16, 251,712.48 and 101,834.52 is: 140,538.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,391.16 : 251,712.48 = 101,834.52 : x
  2. Step 2: Convert to fraction form
    182,391.16/251,712.48 = 101,834.52/x
  3. Step 3: Cross multiply
    182,391.16x = 251,712.48 × 101,834.52
  4. Step 4: Simplify right side
    182,391.16x = 25,633,019,578.81
  5. Step 5: Solve for x
    x = 25,633,019,578.81/182,391.16
  6. Step 6: Final answer
    x = 140,538.72

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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.