Home / 254,977.72-382,640.82-88,765.72

Finding the Fourth Proportional to 254,977.72, 382,640.82 and 88,765.72

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Solution

The fourth proportional to 254,977.72, 382,640.82 and 88,765.72 is: 133,209.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,977.72 : 382,640.82 = 88,765.72 : x
  2. Step 2: Convert to fraction form
    254,977.72/382,640.82 = 88,765.72/x
  3. Step 3: Cross multiply
    254,977.72x = 382,640.82 × 88,765.72
  4. Step 4: Simplify right side
    254,977.72x = 33,965,387,888.69
  5. Step 5: Solve for x
    x = 33,965,387,888.69/254,977.72
  6. Step 6: Final answer
    x = 133,209.24

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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.