Home / 84,187.28-116,180.85-45,949.26

Finding the Fourth Proportional to 84,187.28, 116,180.85 and 45,949.26

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Solution

The fourth proportional to 84,187.28, 116,180.85 and 45,949.26 is: 63,411.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,187.28 : 116,180.85 = 45,949.26 : x
  2. Step 2: Convert to fraction form
    84,187.28/116,180.85 = 45,949.26/x
  3. Step 3: Cross multiply
    84,187.28x = 116,180.85 × 45,949.26
  4. Step 4: Simplify right side
    84,187.28x = 5,338,424,083.67
  5. Step 5: Solve for x
    x = 5,338,424,083.67/84,187.28
  6. Step 6: Final answer
    x = 63,411.29

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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.