Home / 80,745.93-111,428.55-44,446.17

Finding the Fourth Proportional to 80,745.93, 111,428.55 and 44,446.17

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Solution

The fourth proportional to 80,745.93, 111,428.55 and 44,446.17 is: 61,335.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,745.93 : 111,428.55 = 44,446.17 : x
  2. Step 2: Convert to fraction form
    80,745.93/111,428.55 = 44,446.17/x
  3. Step 3: Cross multiply
    80,745.93x = 111,428.55 × 44,446.17
  4. Step 4: Simplify right side
    80,745.93x = 4,952,572,276.15
  5. Step 5: Solve for x
    x = 4,952,572,276.15/80,745.93
  6. Step 6: Final answer
    x = 61,335.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.