Home / 155,249.33-232,850.60-99,479.17

Finding the Fourth Proportional to 155,249.33, 232,850.60 and 99,479.17

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Solution

The fourth proportional to 155,249.33, 232,850.60 and 99,479.17 is: 149,203.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,249.33 : 232,850.60 = 99,479.17 : x
  2. Step 2: Convert to fraction form
    155,249.33/232,850.60 = 99,479.17/x
  3. Step 3: Cross multiply
    155,249.33x = 232,850.60 × 99,479.17
  4. Step 4: Simplify right side
    155,249.33x = 23,163,784,422.00
  5. Step 5: Solve for x
    x = 23,163,784,422.00/155,249.33
  6. Step 6: Final answer
    x = 149,203.76

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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.