Home / 155,974.50-233,961.60-61,249.32

Finding the Fourth Proportional to 155,974.50, 233,961.60 and 61,249.32

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Solution

The fourth proportional to 155,974.50, 233,961.60 and 61,249.32 is: 91,873.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,974.50 : 233,961.60 = 61,249.32 : x
  2. Step 2: Convert to fraction form
    155,974.50/233,961.60 = 61,249.32/x
  3. Step 3: Cross multiply
    155,974.50x = 233,961.60 × 61,249.32
  4. Step 4: Simplify right side
    155,974.50x = 14,329,988,906.11
  5. Step 5: Solve for x
    x = 14,329,988,906.11/155,974.50
  6. Step 6: Final answer
    x = 91,873.92

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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.