Home / 155,928.73-233,694.24-75,985.78

Finding the Fourth Proportional to 155,928.73, 233,694.24 and 75,985.78

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Solution

The fourth proportional to 155,928.73, 233,694.24 and 75,985.78 is: 113,881.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,928.73 : 233,694.24 = 75,985.78 : x
  2. Step 2: Convert to fraction form
    155,928.73/233,694.24 = 75,985.78/x
  3. Step 3: Cross multiply
    155,928.73x = 233,694.24 × 75,985.78
  4. Step 4: Simplify right side
    155,928.73x = 17,757,439,107.91
  5. Step 5: Solve for x
    x = 17,757,439,107.91/155,928.73
  6. Step 6: Final answer
    x = 113,881.77

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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.