Home / 89,543.16-134,335.56-33,383.46

Finding the Fourth Proportional to 89,543.16, 134,335.56 and 33,383.46

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Solution

The fourth proportional to 89,543.16, 134,335.56 and 33,383.46 is: 50,082.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,543.16 : 134,335.56 = 33,383.46 : x
  2. Step 2: Convert to fraction form
    89,543.16/134,335.56 = 33,383.46/x
  3. Step 3: Cross multiply
    89,543.16x = 134,335.56 × 33,383.46
  4. Step 4: Simplify right side
    89,543.16x = 4,484,585,793.84
  5. Step 5: Solve for x
    x = 4,484,585,793.84/89,543.16
  6. Step 6: Final answer
    x = 50,082.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.