Home / 273,165.12-409,747.20-106,836.48

Finding the Fourth Proportional to 273,165.12, 409,747.20 and 106,836.48

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Solution

The fourth proportional to 273,165.12, 409,747.20 and 106,836.48 is: 160,254.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,165.12 : 409,747.20 = 106,836.48 : x
  2. Step 2: Convert to fraction form
    273,165.12/409,747.20 = 106,836.48/x
  3. Step 3: Cross multiply
    273,165.12x = 409,747.20 × 106,836.48
  4. Step 4: Simplify right side
    273,165.12x = 43,775,948,537.86
  5. Step 5: Solve for x
    x = 43,775,948,537.86/273,165.12
  6. Step 6: Final answer
    x = 160,254.53

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1.5x scale

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.