Home / 148,258.18-222,385.29-35,939.37

Finding the Fourth Proportional to 148,258.18, 222,385.29 and 35,939.37

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Solution

The fourth proportional to 148,258.18, 222,385.29 and 35,939.37 is: 53,908.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,258.18 : 222,385.29 = 35,939.37 : x
  2. Step 2: Convert to fraction form
    148,258.18/222,385.29 = 35,939.37/x
  3. Step 3: Cross multiply
    148,258.18x = 222,385.29 × 35,939.37
  4. Step 4: Simplify right side
    148,258.18x = 7,992,387,680.15
  5. Step 5: Solve for x
    x = 7,992,387,680.15/148,258.18
  6. Step 6: Final answer
    x = 53,908.58

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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.