Home / 65,562.12-98,168.22-34,331.72

Finding the Fourth Proportional to 65,562.12, 98,168.22 and 34,331.72

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Solution

The fourth proportional to 65,562.12, 98,168.22 and 34,331.72 is: 51,405.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,562.12 : 98,168.22 = 34,331.72 : x
  2. Step 2: Convert to fraction form
    65,562.12/98,168.22 = 34,331.72/x
  3. Step 3: Cross multiply
    65,562.12x = 98,168.22 × 34,331.72
  4. Step 4: Simplify right side
    65,562.12x = 3,370,283,841.94
  5. Step 5: Solve for x
    x = 3,370,283,841.94/65,562.12
  6. Step 6: Final answer
    x = 51,405.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.