Home / 63,315.44-94,947.20-28,231.12

Finding the Fourth Proportional to 63,315.44, 94,947.20 and 28,231.12

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Solution

The fourth proportional to 63,315.44, 94,947.20 and 28,231.12 is: 42,335.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,315.44 : 94,947.20 = 28,231.12 : x
  2. Step 2: Convert to fraction form
    63,315.44/94,947.20 = 28,231.12/x
  3. Step 3: Cross multiply
    63,315.44x = 94,947.20 × 28,231.12
  4. Step 4: Simplify right side
    63,315.44x = 2,680,465,796.86
  5. Step 5: Solve for x
    x = 2,680,465,796.86/63,315.44
  6. Step 6: Final answer
    x = 42,335.10

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1.5x scale

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.