Home / 151,338.62-208,844.24-94,781.18

Finding the Fourth Proportional to 151,338.62, 208,844.24 and 94,781.18

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Solution

The fourth proportional to 151,338.62, 208,844.24 and 94,781.18 is: 130,796.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,338.62 : 208,844.24 = 94,781.18 : x
  2. Step 2: Convert to fraction form
    151,338.62/208,844.24 = 94,781.18/x
  3. Step 3: Cross multiply
    151,338.62x = 208,844.24 × 94,781.18
  4. Step 4: Simplify right side
    151,338.62x = 19,794,503,503.40
  5. Step 5: Solve for x
    x = 19,794,503,503.40/151,338.62
  6. Step 6: Final answer
    x = 130,796.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.