Home / 232,738.68-320,984.46-143,159.16

Finding the Fourth Proportional to 232,738.68, 320,984.46 and 143,159.16

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Solution

The fourth proportional to 232,738.68, 320,984.46 and 143,159.16 is: 197,439.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,738.68 : 320,984.46 = 143,159.16 : x
  2. Step 2: Convert to fraction form
    232,738.68/320,984.46 = 143,159.16/x
  3. Step 3: Cross multiply
    232,738.68x = 320,984.46 × 143,159.16
  4. Step 4: Simplify right side
    232,738.68x = 45,951,865,666.65
  5. Step 5: Solve for x
    x = 45,951,865,666.65/232,738.68
  6. Step 6: Final answer
    x = 197,439.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.