Home / 155,256.14-232,906.39-55,395.29

Finding the Fourth Proportional to 155,256.14, 232,906.39 and 55,395.29

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Solution

The fourth proportional to 155,256.14, 232,906.39 and 55,395.29 is: 83,100.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,256.14 : 232,906.39 = 55,395.29 : x
  2. Step 2: Convert to fraction form
    155,256.14/232,906.39 = 55,395.29/x
  3. Step 3: Cross multiply
    155,256.14x = 232,906.39 × 55,395.29
  4. Step 4: Simplify right side
    155,256.14x = 12,901,917,460.68
  5. Step 5: Solve for x
    x = 12,901,917,460.68/155,256.14
  6. Step 6: Final answer
    x = 83,100.85

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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.