Home / 71,207.22-98,264.02-39,375.03

Finding the Fourth Proportional to 71,207.22, 98,264.02 and 39,375.03

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Solution

The fourth proportional to 71,207.22, 98,264.02 and 39,375.03 is: 54,336.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,207.22 : 98,264.02 = 39,375.03 : x
  2. Step 2: Convert to fraction form
    71,207.22/98,264.02 = 39,375.03/x
  3. Step 3: Cross multiply
    71,207.22x = 98,264.02 × 39,375.03
  4. Step 4: Simplify right side
    71,207.22x = 3,869,148,968.88
  5. Step 5: Solve for x
    x = 3,869,148,968.88/71,207.22
  6. Step 6: Final answer
    x = 54,336.47

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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.