Home / 149,535.45-206,371.19-85,024.92

Finding the Fourth Proportional to 149,535.45, 206,371.19 and 85,024.92

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Solution

The fourth proportional to 149,535.45, 206,371.19 and 85,024.92 is: 117,341.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,535.45 : 206,371.19 = 85,024.92 : x
  2. Step 2: Convert to fraction form
    149,535.45/206,371.19 = 85,024.92/x
  3. Step 3: Cross multiply
    149,535.45x = 206,371.19 × 85,024.92
  4. Step 4: Simplify right side
    149,535.45x = 17,546,693,920.05
  5. Step 5: Solve for x
    x = 17,546,693,920.05/149,535.45
  6. Step 6: Final answer
    x = 117,341.37

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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.