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Finding the Fourth Proportional to 143,268.57, 214,916.52 and 59,034.44

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Solution

The fourth proportional to 143,268.57, 214,916.52 and 59,034.44 is: 88,557.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,268.57 : 214,916.52 = 59,034.44 : x
  2. Step 2: Convert to fraction form
    143,268.57/214,916.52 = 59,034.44/x
  3. Step 3: Cross multiply
    143,268.57x = 214,916.52 × 59,034.44
  4. Step 4: Simplify right side
    143,268.57x = 12,687,475,330.37
  5. Step 5: Solve for x
    x = 12,687,475,330.37/143,268.57
  6. Step 6: Final answer
    x = 88,557.28

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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.