Home / 275,486.20-413,190.06-88,473.40

Finding the Fourth Proportional to 275,486.20, 413,190.06 and 88,473.40

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Solution

The fourth proportional to 275,486.20, 413,190.06 and 88,473.40 is: 132,697.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,486.20 : 413,190.06 = 88,473.40 : x
  2. Step 2: Convert to fraction form
    275,486.20/413,190.06 = 88,473.40/x
  3. Step 3: Cross multiply
    275,486.20x = 413,190.06 × 88,473.40
  4. Step 4: Simplify right side
    275,486.20x = 36,556,329,454.40
  5. Step 5: Solve for x
    x = 36,556,329,454.40/275,486.20
  6. Step 6: Final answer
    x = 132,697.50

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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.