Home / 91,082.94-136,633.51-27,902.34

Finding the Fourth Proportional to 91,082.94, 136,633.51 and 27,902.34

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Solution

The fourth proportional to 91,082.94, 136,633.51 and 27,902.34 is: 41,856.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,082.94 : 136,633.51 = 27,902.34 : x
  2. Step 2: Convert to fraction form
    91,082.94/136,633.51 = 27,902.34/x
  3. Step 3: Cross multiply
    91,082.94x = 136,633.51 × 27,902.34
  4. Step 4: Simplify right side
    91,082.94x = 3,812,393,968.25
  5. Step 5: Solve for x
    x = 3,812,393,968.25/91,082.94
  6. Step 6: Final answer
    x = 41,856.29

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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.