Home / 175,687.47-263,436.42-91,239.30

Finding the Fourth Proportional to 175,687.47, 263,436.42 and 91,239.30

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Solution

The fourth proportional to 175,687.47, 263,436.42 and 91,239.30 is: 136,809.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,687.47 : 263,436.42 = 91,239.30 : x
  2. Step 2: Convert to fraction form
    175,687.47/263,436.42 = 91,239.30/x
  3. Step 3: Cross multiply
    175,687.47x = 263,436.42 × 91,239.30
  4. Step 4: Simplify right side
    175,687.47x = 24,035,754,555.31
  5. Step 5: Solve for x
    x = 24,035,754,555.31/175,687.47
  6. Step 6: Final answer
    x = 136,809.73

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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.