Home / 94,788.82-142,082.19-71,342.74

Finding the Fourth Proportional to 94,788.82, 142,082.19 and 71,342.74

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Solution

The fourth proportional to 94,788.82, 142,082.19 and 71,342.74 is: 106,938.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,788.82 : 142,082.19 = 71,342.74 : x
  2. Step 2: Convert to fraction form
    94,788.82/142,082.19 = 71,342.74/x
  3. Step 3: Cross multiply
    94,788.82x = 142,082.19 × 71,342.74
  4. Step 4: Simplify right side
    94,788.82x = 10,136,532,739.80
  5. Step 5: Solve for x
    x = 10,136,532,739.80/94,788.82
  6. Step 6: Final answer
    x = 106,938.06

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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.