Home / 154,974.40-232,240.20-88,273.60

Finding the Fourth Proportional to 154,974.40, 232,240.20 and 88,273.60

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Solution

The fourth proportional to 154,974.40, 232,240.20 and 88,273.60 is: 132,284.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,974.40 : 232,240.20 = 88,273.60 : x
  2. Step 2: Convert to fraction form
    154,974.40/232,240.20 = 88,273.60/x
  3. Step 3: Cross multiply
    154,974.40x = 232,240.20 × 88,273.60
  4. Step 4: Simplify right side
    154,974.40x = 20,500,678,518.72
  5. Step 5: Solve for x
    x = 20,500,678,518.72/154,974.40
  6. Step 6: Final answer
    x = 132,284.29

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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.