Home / 71,422.08-98,538.30-41,206.68

Finding the Fourth Proportional to 71,422.08, 98,538.30 and 41,206.68

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Solution

The fourth proportional to 71,422.08, 98,538.30 and 41,206.68 is: 56,851.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,422.08 : 98,538.30 = 41,206.68 : x
  2. Step 2: Convert to fraction form
    71,422.08/98,538.30 = 41,206.68/x
  3. Step 3: Cross multiply
    71,422.08x = 98,538.30 × 41,206.68
  4. Step 4: Simplify right side
    71,422.08x = 4,060,436,195.84
  5. Step 5: Solve for x
    x = 4,060,436,195.84/71,422.08
  6. Step 6: Final answer
    x = 56,851.27

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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.