Home / 256,273.41-384,440.87-106,614.95

Finding the Fourth Proportional to 256,273.41, 384,440.87 and 106,614.95

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Solution

The fourth proportional to 256,273.41, 384,440.87 and 106,614.95 is: 159,935.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,273.41 : 384,440.87 = 106,614.95 : x
  2. Step 2: Convert to fraction form
    256,273.41/384,440.87 = 106,614.95/x
  3. Step 3: Cross multiply
    256,273.41x = 384,440.87 × 106,614.95
  4. Step 4: Simplify right side
    256,273.41x = 40,987,145,360.65
  5. Step 5: Solve for x
    x = 40,987,145,360.65/256,273.41
  6. Step 6: Final answer
    x = 159,935.22

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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.