Home / 195,552.96-293,282.46-90,270.78

Finding the Fourth Proportional to 195,552.96, 293,282.46 and 90,270.78

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Solution

The fourth proportional to 195,552.96, 293,282.46 and 90,270.78 is: 135,384.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,552.96 : 293,282.46 = 90,270.78 : x
  2. Step 2: Convert to fraction form
    195,552.96/293,282.46 = 90,270.78/x
  3. Step 3: Cross multiply
    195,552.96x = 293,282.46 × 90,270.78
  4. Step 4: Simplify right side
    195,552.96x = 26,474,836,424.52
  5. Step 5: Solve for x
    x = 26,474,836,424.52/195,552.96
  6. Step 6: Final answer
    x = 135,384.48

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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.