Home / 108,868.16-150,227.78-61,112.18

Finding the Fourth Proportional to 108,868.16, 150,227.78 and 61,112.18

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Solution

The fourth proportional to 108,868.16, 150,227.78 and 61,112.18 is: 84,329.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,868.16 : 150,227.78 = 61,112.18 : x
  2. Step 2: Convert to fraction form
    108,868.16/150,227.78 = 61,112.18/x
  3. Step 3: Cross multiply
    108,868.16x = 150,227.78 × 61,112.18
  4. Step 4: Simplify right side
    108,868.16x = 9,180,747,132.36
  5. Step 5: Solve for x
    x = 9,180,747,132.36/108,868.16
  6. Step 6: Final answer
    x = 84,329.04

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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.