Home / 150,640.02-225,959.94-57,145.77

Finding the Fourth Proportional to 150,640.02, 225,959.94 and 57,145.77

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Solution

The fourth proportional to 150,640.02, 225,959.94 and 57,145.77 is: 85,718.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,640.02 : 225,959.94 = 57,145.77 : x
  2. Step 2: Convert to fraction form
    150,640.02/225,959.94 = 57,145.77/x
  3. Step 3: Cross multiply
    150,640.02x = 225,959.94 × 57,145.77
  4. Step 4: Simplify right side
    150,640.02x = 12,912,654,760.45
  5. Step 5: Solve for x
    x = 12,912,654,760.45/150,640.02
  6. Step 6: Final answer
    x = 85,718.62

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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.