Home / 177,439.91-265,938.38-88,718.79

Finding the Fourth Proportional to 177,439.91, 265,938.38 and 88,718.79

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Solution

The fourth proportional to 177,439.91, 265,938.38 and 88,718.79 is: 132,967.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,439.91 : 265,938.38 = 88,718.79 : x
  2. Step 2: Convert to fraction form
    177,439.91/265,938.38 = 88,718.79/x
  3. Step 3: Cross multiply
    177,439.91x = 265,938.38 × 88,718.79
  4. Step 4: Simplify right side
    177,439.91x = 23,593,730,844.57
  5. Step 5: Solve for x
    x = 23,593,730,844.57/177,439.91
  6. Step 6: Final answer
    x = 132,967.45

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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.