Home / 123,921.25-185,881.51-35,174.83

Finding the Fourth Proportional to 123,921.25, 185,881.51 and 35,174.83

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Solution

The fourth proportional to 123,921.25, 185,881.51 and 35,174.83 is: 52,762.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,921.25 : 185,881.51 = 35,174.83 : x
  2. Step 2: Convert to fraction form
    123,921.25/185,881.51 = 35,174.83/x
  3. Step 3: Cross multiply
    123,921.25x = 185,881.51 × 35,174.83
  4. Step 4: Simplify right side
    123,921.25x = 6,538,350,514.39
  5. Step 5: Solve for x
    x = 6,538,350,514.39/123,921.25
  6. Step 6: Final answer
    x = 52,762.14

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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.