Home / 150,769.94-227,238.63-129,961.13

Finding the Fourth Proportional to 150,769.94, 227,238.63 and 129,961.13

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Solution

The fourth proportional to 150,769.94, 227,238.63 and 129,961.13 is: 195,875.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,769.94 : 227,238.63 = 129,961.13 : x
  2. Step 2: Convert to fraction form
    150,769.94/227,238.63 = 129,961.13/x
  3. Step 3: Cross multiply
    150,769.94x = 227,238.63 × 129,961.13
  4. Step 4: Simplify right side
    150,769.94x = 29,532,188,484.65
  5. Step 5: Solve for x
    x = 29,532,188,484.65/150,769.94
  6. Step 6: Final answer
    x = 195,875.84

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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.