Home / 88,979.49-133,448.15-25,782.87

Finding the Fourth Proportional to 88,979.49, 133,448.15 and 25,782.87

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Solution

The fourth proportional to 88,979.49, 133,448.15 and 25,782.87 is: 38,668.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,979.49 : 133,448.15 = 25,782.87 : x
  2. Step 2: Convert to fraction form
    88,979.49/133,448.15 = 25,782.87/x
  3. Step 3: Cross multiply
    88,979.49x = 133,448.15 × 25,782.87
  4. Step 4: Simplify right side
    88,979.49x = 3,440,676,174.28
  5. Step 5: Solve for x
    x = 3,440,676,174.28/88,979.49
  6. Step 6: Final answer
    x = 38,668.19

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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.