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Finding the Fourth Proportional to 79,842.78, 110,188.08 and 44,032.86

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Solution

The fourth proportional to 79,842.78, 110,188.08 and 44,032.86 is: 60,768.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,842.78 : 110,188.08 = 44,032.86 : x
  2. Step 2: Convert to fraction form
    79,842.78/110,188.08 = 44,032.86/x
  3. Step 3: Cross multiply
    79,842.78x = 110,188.08 × 44,032.86
  4. Step 4: Simplify right side
    79,842.78x = 4,851,896,300.31
  5. Step 5: Solve for x
    x = 4,851,896,300.31/79,842.78
  6. Step 6: Final answer
    x = 60,768.13

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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.