Home / 155,654.97-233,537.63-76,824.56

Finding the Fourth Proportional to 155,654.97, 233,537.63 and 76,824.56

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Solution

The fourth proportional to 155,654.97, 233,537.63 and 76,824.56 is: 115,264.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,654.97 : 233,537.63 = 76,824.56 : x
  2. Step 2: Convert to fraction form
    155,654.97/233,537.63 = 76,824.56/x
  3. Step 3: Cross multiply
    155,654.97x = 233,537.63 × 76,824.56
  4. Step 4: Simplify right side
    155,654.97x = 17,941,424,116.38
  5. Step 5: Solve for x
    x = 17,941,424,116.38/155,654.97
  6. Step 6: Final answer
    x = 115,264.06

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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.