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Finding the Fourth Proportional to 79,751.12, 110,053.95 and 43,941.02

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Solution

The fourth proportional to 79,751.12, 110,053.95 and 43,941.02 is: 60,637.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,751.12 : 110,053.95 = 43,941.02 : x
  2. Step 2: Convert to fraction form
    79,751.12/110,053.95 = 43,941.02/x
  3. Step 3: Cross multiply
    79,751.12x = 110,053.95 × 43,941.02
  4. Step 4: Simplify right side
    79,751.12x = 4,835,882,818.03
  5. Step 5: Solve for x
    x = 4,835,882,818.03/79,751.12
  6. Step 6: Final answer
    x = 60,637.18

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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.