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Finding the Fourth Proportional to 79,762.52, 110,077.17 and 43,952.51

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Solution

The fourth proportional to 79,762.52, 110,077.17 and 43,952.51 is: 60,657.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,762.52 : 110,077.17 = 43,952.51 : x
  2. Step 2: Convert to fraction form
    79,762.52/110,077.17 = 43,952.51/x
  3. Step 3: Cross multiply
    79,762.52x = 110,077.17 × 43,952.51
  4. Step 4: Simplify right side
    79,762.52x = 4,838,167,915.20
  5. Step 5: Solve for x
    x = 4,838,167,915.20/79,762.52
  6. Step 6: Final answer
    x = 60,657.16

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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.