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Finding the Fourth Proportional to 186,082.95, 279,119.25 and 59,722.19

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Solution

The fourth proportional to 186,082.95, 279,119.25 and 59,722.19 is: 89,581.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,082.95 : 279,119.25 = 59,722.19 : x
  2. Step 2: Convert to fraction form
    186,082.95/279,119.25 = 59,722.19/x
  3. Step 3: Cross multiply
    186,082.95x = 279,119.25 × 59,722.19
  4. Step 4: Simplify right side
    186,082.95x = 16,669,611,485.56
  5. Step 5: Solve for x
    x = 16,669,611,485.56/186,082.95
  6. Step 6: Final answer
    x = 89,581.62

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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.