Home / 75,702.76-113,516.38-44,123.56

Finding the Fourth Proportional to 75,702.76, 113,516.38 and 44,123.56

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Solution

The fourth proportional to 75,702.76, 113,516.38 and 44,123.56 is: 66,163.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,702.76 : 113,516.38 = 44,123.56 : x
  2. Step 2: Convert to fraction form
    75,702.76/113,516.38 = 44,123.56/x
  3. Step 3: Cross multiply
    75,702.76x = 113,516.38 × 44,123.56
  4. Step 4: Simplify right side
    75,702.76x = 5,008,746,803.91
  5. Step 5: Solve for x
    x = 5,008,746,803.91/75,702.76
  6. Step 6: Final answer
    x = 66,163.33

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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.