Home / 149,282.25-206,016.17-88,030.92

Finding the Fourth Proportional to 149,282.25, 206,016.17 and 88,030.92

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Solution

The fourth proportional to 149,282.25, 206,016.17 and 88,030.92 is: 121,486.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,282.25 : 206,016.17 = 88,030.92 : x
  2. Step 2: Convert to fraction form
    149,282.25/206,016.17 = 88,030.92/x
  3. Step 3: Cross multiply
    149,282.25x = 206,016.17 × 88,030.92
  4. Step 4: Simplify right side
    149,282.25x = 18,135,792,539.82
  5. Step 5: Solve for x
    x = 18,135,792,539.82/149,282.25
  6. Step 6: Final answer
    x = 121,486.60

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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.