Home / 155,277.38-232,965.30-55,435.44

Finding the Fourth Proportional to 155,277.38, 232,965.30 and 55,435.44

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Solution

The fourth proportional to 155,277.38, 232,965.30 and 55,435.44 is: 83,170.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,277.38 : 232,965.30 = 55,435.44 : x
  2. Step 2: Convert to fraction form
    155,277.38/232,965.30 = 55,435.44/x
  3. Step 3: Cross multiply
    155,277.38x = 232,965.30 × 55,435.44
  4. Step 4: Simplify right side
    155,277.38x = 12,914,533,910.23
  5. Step 5: Solve for x
    x = 12,914,533,910.23/155,277.38
  6. Step 6: Final answer
    x = 83,170.74

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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.