Home / 71,047.22-98,045.18-39,216.12

Finding the Fourth Proportional to 71,047.22, 98,045.18 and 39,216.12

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Solution

The fourth proportional to 71,047.22, 98,045.18 and 39,216.12 is: 54,118.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,047.22 : 98,045.18 = 39,216.12 : x
  2. Step 2: Convert to fraction form
    71,047.22/98,045.18 = 39,216.12/x
  3. Step 3: Cross multiply
    71,047.22x = 98,045.18 × 39,216.12
  4. Step 4: Simplify right side
    71,047.22x = 3,844,951,348.22
  5. Step 5: Solve for x
    x = 3,844,951,348.22/71,047.22
  6. Step 6: Final answer
    x = 54,118.26

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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.