Home / 84,403.76-116,472.46-46,155.70

Finding the Fourth Proportional to 84,403.76, 116,472.46 and 46,155.70

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Solution

The fourth proportional to 84,403.76, 116,472.46 and 46,155.70 is: 63,692.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,403.76 : 116,472.46 = 46,155.70 : x
  2. Step 2: Convert to fraction form
    84,403.76/116,472.46 = 46,155.70/x
  3. Step 3: Cross multiply
    84,403.76x = 116,472.46 × 46,155.70
  4. Step 4: Simplify right side
    84,403.76x = 5,375,867,922.02
  5. Step 5: Solve for x
    x = 5,375,867,922.02/84,403.76
  6. Step 6: Final answer
    x = 63,692.28

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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.