Home / 129,082.75-193,343.74-62,383.01

Finding the Fourth Proportional to 129,082.75, 193,343.74 and 62,383.01

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Solution

The fourth proportional to 129,082.75, 193,343.74 and 62,383.01 is: 93,439.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,082.75 : 193,343.74 = 62,383.01 : x
  2. Step 2: Convert to fraction form
    129,082.75/193,343.74 = 62,383.01/x
  3. Step 3: Cross multiply
    129,082.75x = 193,343.74 × 62,383.01
  4. Step 4: Simplify right side
    129,082.75x = 12,061,363,343.18
  5. Step 5: Solve for x
    x = 12,061,363,343.18/129,082.75
  6. Step 6: Final answer
    x = 93,439.00

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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.