Home / 148,434.88-222,569.04-64,142.40

Finding the Fourth Proportional to 148,434.88, 222,569.04 and 64,142.40

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Solution

The fourth proportional to 148,434.88, 222,569.04 and 64,142.40 is: 96,177.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,434.88 : 222,569.04 = 64,142.40 : x
  2. Step 2: Convert to fraction form
    148,434.88/222,569.04 = 64,142.40/x
  3. Step 3: Cross multiply
    148,434.88x = 222,569.04 × 64,142.40
  4. Step 4: Simplify right side
    148,434.88x = 14,276,112,391.30
  5. Step 5: Solve for x
    x = 14,276,112,391.30/148,434.88
  6. Step 6: Final answer
    x = 96,177.61

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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.