Home / 82,928.62-124,319.26-32,315.93

Finding the Fourth Proportional to 82,928.62, 124,319.26 and 32,315.93

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Solution

The fourth proportional to 82,928.62, 124,319.26 and 32,315.93 is: 48,445.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,928.62 : 124,319.26 = 32,315.93 : x
  2. Step 2: Convert to fraction form
    82,928.62/124,319.26 = 32,315.93/x
  3. Step 3: Cross multiply
    82,928.62x = 124,319.26 × 32,315.93
  4. Step 4: Simplify right side
    82,928.62x = 4,017,491,720.64
  5. Step 5: Solve for x
    x = 4,017,491,720.64/82,928.62
  6. Step 6: Final answer
    x = 48,445.18

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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.