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Finding the Fourth Proportional to 79,944.84, 110,318.20 and 44,127.20

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Solution

The fourth proportional to 79,944.84, 110,318.20 and 44,127.20 is: 60,892.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,944.84 : 110,318.20 = 44,127.20 : x
  2. Step 2: Convert to fraction form
    79,944.84/110,318.20 = 44,127.20/x
  3. Step 3: Cross multiply
    79,944.84x = 110,318.20 × 44,127.20
  4. Step 4: Simplify right side
    79,944.84x = 4,868,033,275.04
  5. Step 5: Solve for x
    x = 4,868,033,275.04/79,944.84
  6. Step 6: Final answer
    x = 60,892.40

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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.