Home / 63,147.55-94,720.50-18,170.08

Finding the Fourth Proportional to 63,147.55, 94,720.50 and 18,170.08

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Solution

The fourth proportional to 63,147.55, 94,720.50 and 18,170.08 is: 27,254.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,147.55 : 94,720.50 = 18,170.08 : x
  2. Step 2: Convert to fraction form
    63,147.55/94,720.50 = 18,170.08/x
  3. Step 3: Cross multiply
    63,147.55x = 94,720.50 × 18,170.08
  4. Step 4: Simplify right side
    63,147.55x = 1,721,079,062.64
  5. Step 5: Solve for x
    x = 1,721,079,062.64/63,147.55
  6. Step 6: Final answer
    x = 27,254.88

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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.