Home / 143,944.36-215,473.64-93,916.73

Finding the Fourth Proportional to 143,944.36, 215,473.64 and 93,916.73

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Solution

The fourth proportional to 143,944.36, 215,473.64 and 93,916.73 is: 140,586.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,944.36 : 215,473.64 = 93,916.73 : x
  2. Step 2: Convert to fraction form
    143,944.36/215,473.64 = 93,916.73/x
  3. Step 3: Cross multiply
    143,944.36x = 215,473.64 × 93,916.73
  4. Step 4: Simplify right side
    143,944.36x = 20,236,579,739.10
  5. Step 5: Solve for x
    x = 20,236,579,739.10/143,944.36
  6. Step 6: Final answer
    x = 140,586.13

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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.