Home / 180,077.98-270,286.46-91,395.13

Finding the Fourth Proportional to 180,077.98, 270,286.46 and 91,395.13

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Solution

The fourth proportional to 180,077.98, 270,286.46 and 91,395.13 is: 137,178.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,077.98 : 270,286.46 = 91,395.13 : x
  2. Step 2: Convert to fraction form
    180,077.98/270,286.46 = 91,395.13/x
  3. Step 3: Cross multiply
    180,077.98x = 270,286.46 × 91,395.13
  4. Step 4: Simplify right side
    180,077.98x = 24,702,864,340.53
  5. Step 5: Solve for x
    x = 24,702,864,340.53/180,077.98
  6. Step 6: Final answer
    x = 137,178.71

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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.