Home / 77,861.17-116,808.18-25,266.57

Finding the Fourth Proportional to 77,861.17, 116,808.18 and 25,266.57

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Solution

The fourth proportional to 77,861.17, 116,808.18 and 25,266.57 is: 37,905.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,861.17 : 116,808.18 = 25,266.57 : x
  2. Step 2: Convert to fraction form
    77,861.17/116,808.18 = 25,266.57/x
  3. Step 3: Cross multiply
    77,861.17x = 116,808.18 × 25,266.57
  4. Step 4: Simplify right side
    77,861.17x = 2,951,342,056.54
  5. Step 5: Solve for x
    x = 2,951,342,056.54/77,861.17
  6. Step 6: Final answer
    x = 37,905.19

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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.