Home / 108,039.30-149,079.30-60,283.38

Finding the Fourth Proportional to 108,039.30, 149,079.30 and 60,283.38

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Solution

The fourth proportional to 108,039.30, 149,079.30 and 60,283.38 is: 83,182.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,039.30 : 149,079.30 = 60,283.38 : x
  2. Step 2: Convert to fraction form
    108,039.30/149,079.30 = 60,283.38/x
  3. Step 3: Cross multiply
    108,039.30x = 149,079.30 × 60,283.38
  4. Step 4: Simplify right side
    108,039.30x = 8,987,004,092.03
  5. Step 5: Solve for x
    x = 8,987,004,092.03/108,039.30
  6. Step 6: Final answer
    x = 83,182.73

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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.