Home / 108,340.60-149,551.02-96,989.56

Finding the Fourth Proportional to 108,340.60, 149,551.02 and 96,989.56

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Solution

The fourth proportional to 108,340.60, 149,551.02 and 96,989.56 is: 133,882.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,340.60 : 149,551.02 = 96,989.56 : x
  2. Step 2: Convert to fraction form
    108,340.60/149,551.02 = 96,989.56/x
  3. Step 3: Cross multiply
    108,340.60x = 149,551.02 × 96,989.56
  4. Step 4: Simplify right side
    108,340.60x = 14,504,887,627.35
  5. Step 5: Solve for x
    x = 14,504,887,627.35/108,340.60
  6. Step 6: Final answer
    x = 133,882.29

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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.