Home / 151,123.20-227,816.64-140,974.08

Finding the Fourth Proportional to 151,123.20, 227,816.64 and 140,974.08

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Solution

The fourth proportional to 151,123.20, 227,816.64 and 140,974.08 is: 212,516.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,123.20 : 227,816.64 = 140,974.08 : x
  2. Step 2: Convert to fraction form
    151,123.20/227,816.64 = 140,974.08/x
  3. Step 3: Cross multiply
    151,123.20x = 227,816.64 × 140,974.08
  4. Step 4: Simplify right side
    151,123.20x = 32,116,241,232.69
  5. Step 5: Solve for x
    x = 32,116,241,232.69/151,123.20
  6. Step 6: Final answer
    x = 212,516.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.