Home / 149,257.55-206,112.24-94,827.30

Finding the Fourth Proportional to 149,257.55, 206,112.24 and 94,827.30

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Solution

The fourth proportional to 149,257.55, 206,112.24 and 94,827.30 is: 130,948.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,257.55 : 206,112.24 = 94,827.30 : x
  2. Step 2: Convert to fraction form
    149,257.55/206,112.24 = 94,827.30/x
  3. Step 3: Cross multiply
    149,257.55x = 206,112.24 × 94,827.30
  4. Step 4: Simplify right side
    149,257.55x = 19,545,067,216.15
  5. Step 5: Solve for x
    x = 19,545,067,216.15/149,257.55
  6. Step 6: Final answer
    x = 130,948.60

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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.