Home / 277,535.32-415,930.02-144,138.04

Finding the Fourth Proportional to 277,535.32, 415,930.02 and 144,138.04

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Solution

The fourth proportional to 277,535.32, 415,930.02 and 144,138.04 is: 216,013.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,535.32 : 415,930.02 = 144,138.04 : x
  2. Step 2: Convert to fraction form
    277,535.32/415,930.02 = 144,138.04/x
  3. Step 3: Cross multiply
    277,535.32x = 415,930.02 × 144,138.04
  4. Step 4: Simplify right side
    277,535.32x = 59,951,337,859.96
  5. Step 5: Solve for x
    x = 59,951,337,859.96/277,535.32
  6. Step 6: Final answer
    x = 216,013.36

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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.