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Finding the Fourth Proportional to 79,838.88, 110,176.20 and 44,032.20

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Solution

The fourth proportional to 79,838.88, 110,176.20 and 44,032.20 is: 60,763.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,838.88 : 110,176.20 = 44,032.20 : x
  2. Step 2: Convert to fraction form
    79,838.88/110,176.20 = 44,032.20/x
  3. Step 3: Cross multiply
    79,838.88x = 110,176.20 × 44,032.20
  4. Step 4: Simplify right side
    79,838.88x = 4,851,300,473.64
  5. Step 5: Solve for x
    x = 4,851,300,473.64/79,838.88
  6. Step 6: Final answer
    x = 60,763.63

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1.5x scale

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.