Home / 177,551.81-245,020.04-96,979.38

Finding the Fourth Proportional to 177,551.81, 245,020.04 and 96,979.38

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Solution

The fourth proportional to 177,551.81, 245,020.04 and 96,979.38 is: 133,830.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,551.81 : 245,020.04 = 96,979.38 : x
  2. Step 2: Convert to fraction form
    177,551.81/245,020.04 = 96,979.38/x
  3. Step 3: Cross multiply
    177,551.81x = 245,020.04 × 96,979.38
  4. Step 4: Simplify right side
    177,551.81x = 23,761,891,081.88
  5. Step 5: Solve for x
    x = 23,761,891,081.88/177,551.81
  6. Step 6: Final answer
    x = 133,830.75

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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.