Home / 256,874.04-385,057.98-150,122.52

Finding the Fourth Proportional to 256,874.04, 385,057.98 and 150,122.52

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Solution

The fourth proportional to 256,874.04, 385,057.98 and 150,122.52 is: 225,035.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,874.04 : 385,057.98 = 150,122.52 : x
  2. Step 2: Convert to fraction form
    256,874.04/385,057.98 = 150,122.52/x
  3. Step 3: Cross multiply
    256,874.04x = 385,057.98 × 150,122.52
  4. Step 4: Simplify right side
    256,874.04x = 57,805,874,303.71
  5. Step 5: Solve for x
    x = 57,805,874,303.71/256,874.04
  6. Step 6: Final answer
    x = 225,035.87

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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.