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Finding the Fourth Proportional to 79,802.52, 110,127.45 and 43,993.14

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Solution

The fourth proportional to 79,802.52, 110,127.45 and 43,993.14 is: 60,710.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,802.52 : 110,127.45 = 43,993.14 : x
  2. Step 2: Convert to fraction form
    79,802.52/110,127.45 = 43,993.14/x
  3. Step 3: Cross multiply
    79,802.52x = 110,127.45 × 43,993.14
  4. Step 4: Simplify right side
    79,802.52x = 4,844,852,325.69
  5. Step 5: Solve for x
    x = 4,844,852,325.69/79,802.52
  6. Step 6: Final answer
    x = 60,710.52

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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.