Home / 108,340.88-149,507.58-59,944.52

Finding the Fourth Proportional to 108,340.88, 149,507.58 and 59,944.52

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Solution

The fourth proportional to 108,340.88, 149,507.58 and 59,944.52 is: 82,721.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,340.88 : 149,507.58 = 59,944.52 : x
  2. Step 2: Convert to fraction form
    108,340.88/149,507.58 = 59,944.52/x
  3. Step 3: Cross multiply
    108,340.88x = 149,507.58 × 59,944.52
  4. Step 4: Simplify right side
    108,340.88x = 8,962,160,119.46
  5. Step 5: Solve for x
    x = 8,962,160,119.46/108,340.88
  6. Step 6: Final answer
    x = 82,721.87

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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.