Home / 117,233.73-175,706.34-66,675.20

Finding the Fourth Proportional to 117,233.73, 175,706.34 and 66,675.20

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Solution

The fourth proportional to 117,233.73, 175,706.34 and 66,675.20 is: 99,930.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,233.73 : 175,706.34 = 66,675.20 : x
  2. Step 2: Convert to fraction form
    117,233.73/175,706.34 = 66,675.20/x
  3. Step 3: Cross multiply
    117,233.73x = 175,706.34 × 66,675.20
  4. Step 4: Simplify right side
    117,233.73x = 11,715,254,232.20
  5. Step 5: Solve for x
    x = 11,715,254,232.20/117,233.73
  6. Step 6: Final answer
    x = 99,930.75

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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.