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Finding the Fourth Proportional to 73,602.52, 110,235.65 and 43,959.56

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Solution

The fourth proportional to 73,602.52, 110,235.65 and 43,959.56 is: 65,838.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,602.52 : 110,235.65 = 43,959.56 : x
  2. Step 2: Convert to fraction form
    73,602.52/110,235.65 = 43,959.56/x
  3. Step 3: Cross multiply
    73,602.52x = 110,235.65 × 43,959.56
  4. Step 4: Simplify right side
    73,602.52x = 4,845,909,899.34
  5. Step 5: Solve for x
    x = 4,845,909,899.34/73,602.52
  6. Step 6: Final answer
    x = 65,838.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.