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Finding the Fourth Proportional to 214,877.63, 322,280.69 and 65,082.30

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Solution

The fourth proportional to 214,877.63, 322,280.69 and 65,082.30 is: 97,612.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,877.63 : 322,280.69 = 65,082.30 : x
  2. Step 2: Convert to fraction form
    214,877.63/322,280.69 = 65,082.30/x
  3. Step 3: Cross multiply
    214,877.63x = 322,280.69 × 65,082.30
  4. Step 4: Simplify right side
    214,877.63x = 20,974,769,195.74
  5. Step 5: Solve for x
    x = 20,974,769,195.74/214,877.63
  6. Step 6: Final answer
    x = 97,612.62

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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.