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Finding the Fourth Proportional to 79,959.30, 110,341.73 and 44,148.54

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Solution

The fourth proportional to 79,959.30, 110,341.73 and 44,148.54 is: 60,923.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,959.30 : 110,341.73 = 44,148.54 : x
  2. Step 2: Convert to fraction form
    79,959.30/110,341.73 = 44,148.54/x
  3. Step 3: Cross multiply
    79,959.30x = 110,341.73 × 44,148.54
  4. Step 4: Simplify right side
    79,959.30x = 4,871,426,059.83
  5. Step 5: Solve for x
    x = 4,871,426,059.83/79,959.30
  6. Step 6: Final answer
    x = 60,923.82

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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.