Home / 84,188.16-116,180.28-45,947.97

Finding the Fourth Proportional to 84,188.16, 116,180.28 and 45,947.97

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Solution

The fourth proportional to 84,188.16, 116,180.28 and 45,947.97 is: 63,408.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,188.16 : 116,180.28 = 45,947.97 : x
  2. Step 2: Convert to fraction form
    84,188.16/116,180.28 = 45,947.97/x
  3. Step 3: Cross multiply
    84,188.16x = 116,180.28 × 45,947.97
  4. Step 4: Simplify right side
    84,188.16x = 5,338,248,020.03
  5. Step 5: Solve for x
    x = 5,338,248,020.03/84,188.16
  6. Step 6: Final answer
    x = 63,408.54

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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.