Home / 185,044.10-277,128.92-90,339.14

Finding the Fourth Proportional to 185,044.10, 277,128.92 and 90,339.14

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Solution

The fourth proportional to 185,044.10, 277,128.92 and 90,339.14 is: 135,295.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,044.10 : 277,128.92 = 90,339.14 : x
  2. Step 2: Convert to fraction form
    185,044.10/277,128.92 = 90,339.14/x
  3. Step 3: Cross multiply
    185,044.10x = 277,128.92 × 90,339.14
  4. Step 4: Simplify right side
    185,044.10x = 25,035,587,850.23
  5. Step 5: Solve for x
    x = 25,035,587,850.23/185,044.10
  6. Step 6: Final answer
    x = 135,295.25

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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.