Home / 65,211.52-97,829.92-27,770.96

Finding the Fourth Proportional to 65,211.52, 97,829.92 and 27,770.96

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Solution

The fourth proportional to 65,211.52, 97,829.92 and 27,770.96 is: 41,661.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,211.52 : 97,829.92 = 27,770.96 : x
  2. Step 2: Convert to fraction form
    65,211.52/97,829.92 = 27,770.96/x
  3. Step 3: Cross multiply
    65,211.52x = 97,829.92 × 27,770.96
  4. Step 4: Simplify right side
    65,211.52x = 2,716,830,795.12
  5. Step 5: Solve for x
    x = 2,716,830,795.12/65,211.52
  6. Step 6: Final answer
    x = 41,661.82

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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.