Home / 63,131.56-94,697.35-42,112.65

Finding the Fourth Proportional to 63,131.56, 94,697.35 and 42,112.65

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Solution

The fourth proportional to 63,131.56, 94,697.35 and 42,112.65 is: 63,168.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,131.56 : 94,697.35 = 42,112.65 : x
  2. Step 2: Convert to fraction form
    63,131.56/94,697.35 = 42,112.65/x
  3. Step 3: Cross multiply
    63,131.56x = 94,697.35 × 42,112.65
  4. Step 4: Simplify right side
    63,131.56x = 3,987,956,251.20
  5. Step 5: Solve for x
    x = 3,987,956,251.20/63,131.56
  6. Step 6: Final answer
    x = 63,168.98

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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.