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Finding the Fourth Proportional to 44,842.90, 61,873.71 and 25,721.23

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Solution

The fourth proportional to 44,842.90, 61,873.71 and 25,721.23 is: 35,489.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,842.90 : 61,873.71 = 25,721.23 : x
  2. Step 2: Convert to fraction form
    44,842.90/61,873.71 = 25,721.23/x
  3. Step 3: Cross multiply
    44,842.90x = 61,873.71 × 25,721.23
  4. Step 4: Simplify right side
    44,842.90x = 1,591,467,925.86
  5. Step 5: Solve for x
    x = 1,591,467,925.86/44,842.90
  6. Step 6: Final answer
    x = 35,489.85

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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.