Home / 185,434.36-255,898.14-100,551.43

Finding the Fourth Proportional to 185,434.36, 255,898.14 and 100,551.43

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Solution

The fourth proportional to 185,434.36, 255,898.14 and 100,551.43 is: 138,760.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,434.36 : 255,898.14 = 100,551.43 : x
  2. Step 2: Convert to fraction form
    185,434.36/255,898.14 = 100,551.43/x
  3. Step 3: Cross multiply
    185,434.36x = 255,898.14 × 100,551.43
  4. Step 4: Simplify right side
    185,434.36x = 25,730,922,414.72
  5. Step 5: Solve for x
    x = 25,730,922,414.72/185,434.36
  6. Step 6: Final answer
    x = 138,760.27

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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.