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Finding the Fourth Proportional to 71,191.68, 98,264.01 and 44,318.22

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Solution

The fourth proportional to 71,191.68, 98,264.01 and 44,318.22 is: 61,171.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,191.68 : 98,264.01 = 44,318.22 : x
  2. Step 2: Convert to fraction form
    71,191.68/98,264.01 = 44,318.22/x
  3. Step 3: Cross multiply
    71,191.68x = 98,264.01 × 44,318.22
  4. Step 4: Simplify right side
    71,191.68x = 4,354,886,013.26
  5. Step 5: Solve for x
    x = 4,354,886,013.26/71,191.68
  6. Step 6: Final answer
    x = 61,171.28

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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.