Home / 151,907.18-227,860.05-84,407.42

Finding the Fourth Proportional to 151,907.18, 227,860.05 and 84,407.42

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Solution

The fourth proportional to 151,907.18, 227,860.05 and 84,407.42 is: 126,610.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,907.18 : 227,860.05 = 84,407.42 : x
  2. Step 2: Convert to fraction form
    151,907.18/227,860.05 = 84,407.42/x
  3. Step 3: Cross multiply
    151,907.18x = 227,860.05 × 84,407.42
  4. Step 4: Simplify right side
    151,907.18x = 19,233,078,941.57
  5. Step 5: Solve for x
    x = 19,233,078,941.57/151,907.18
  6. Step 6: Final answer
    x = 126,610.73

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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.