Home / 86,449.57-119,295.79-48,213.04

Finding the Fourth Proportional to 86,449.57, 119,295.79 and 48,213.04

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Solution

The fourth proportional to 86,449.57, 119,295.79 and 48,213.04 is: 66,531.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,449.57 : 119,295.79 = 48,213.04 : x
  2. Step 2: Convert to fraction form
    86,449.57/119,295.79 = 48,213.04/x
  3. Step 3: Cross multiply
    86,449.57x = 119,295.79 × 48,213.04
  4. Step 4: Simplify right side
    86,449.57x = 5,751,612,695.10
  5. Step 5: Solve for x
    x = 5,751,612,695.10/86,449.57
  6. Step 6: Final answer
    x = 66,531.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.