Home / 185,488.61-255,974.29-104,914.40

Finding the Fourth Proportional to 185,488.61, 255,974.29 and 104,914.40

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Solution

The fourth proportional to 185,488.61, 255,974.29 and 104,914.40 is: 144,781.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,488.61 : 255,974.29 = 104,914.40 : x
  2. Step 2: Convert to fraction form
    185,488.61/255,974.29 = 104,914.40/x
  3. Step 3: Cross multiply
    185,488.61x = 255,974.29 × 104,914.40
  4. Step 4: Simplify right side
    185,488.61x = 26,855,387,508.62
  5. Step 5: Solve for x
    x = 26,855,387,508.62/185,488.61
  6. Step 6: Final answer
    x = 144,781.87

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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.