Home / 71,515.16-98,340.96-62,067.32

Finding the Fourth Proportional to 71,515.16, 98,340.96 and 62,067.32

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Solution

The fourth proportional to 71,515.16, 98,340.96 and 62,067.32 is: 85,349.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,515.16 : 98,340.96 = 62,067.32 : x
  2. Step 2: Convert to fraction form
    71,515.16/98,340.96 = 62,067.32/x
  3. Step 3: Cross multiply
    71,515.16x = 98,340.96 × 62,067.32
  4. Step 4: Simplify right side
    71,515.16x = 6,103,759,833.43
  5. Step 5: Solve for x
    x = 6,103,759,833.43/71,515.16
  6. Step 6: Final answer
    x = 85,349.17

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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.