Home / 170,320.80-254,876.40-148,375.20

Finding the Fourth Proportional to 170,320.80, 254,876.40 and 148,375.20

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Solution

The fourth proportional to 170,320.80, 254,876.40 and 148,375.20 is: 222,035.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,320.80 : 254,876.40 = 148,375.20 : x
  2. Step 2: Convert to fraction form
    170,320.80/254,876.40 = 148,375.20/x
  3. Step 3: Cross multiply
    170,320.80x = 254,876.40 × 148,375.20
  4. Step 4: Simplify right side
    170,320.80x = 37,817,336,825.28
  5. Step 5: Solve for x
    x = 37,817,336,825.28/170,320.80
  6. Step 6: Final answer
    x = 222,035.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.