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Finding the Fourth Proportional to 79,875.52, 110,228.96 and 44,066.72

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Solution

The fourth proportional to 79,875.52, 110,228.96 and 44,066.72 is: 60,812.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,875.52 : 110,228.96 = 44,066.72 : x
  2. Step 2: Convert to fraction form
    79,875.52/110,228.96 = 44,066.72/x
  3. Step 3: Cross multiply
    79,875.52x = 110,228.96 × 44,066.72
  4. Step 4: Simplify right side
    79,875.52x = 4,857,428,716.21
  5. Step 5: Solve for x
    x = 4,857,428,716.21/79,875.52
  6. Step 6: Final answer
    x = 60,812.48

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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.