Home / 117,102.36-175,685.22-42,230.82

Finding the Fourth Proportional to 117,102.36, 175,685.22 and 42,230.82

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Solution

The fourth proportional to 117,102.36, 175,685.22 and 42,230.82 is: 63,357.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,102.36 : 175,685.22 = 42,230.82 : x
  2. Step 2: Convert to fraction form
    117,102.36/175,685.22 = 42,230.82/x
  3. Step 3: Cross multiply
    117,102.36x = 175,685.22 × 42,230.82
  4. Step 4: Simplify right side
    117,102.36x = 7,419,330,902.48
  5. Step 5: Solve for x
    x = 7,419,330,902.48/117,102.36
  6. Step 6: Final answer
    x = 63,357.65

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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.