Home / 151,988.66-227,987.61-52,147.45

Finding the Fourth Proportional to 151,988.66, 227,987.61 and 52,147.45

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Solution

The fourth proportional to 151,988.66, 227,987.61 and 52,147.45 is: 78,222.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,988.66 : 227,987.61 = 52,147.45 : x
  2. Step 2: Convert to fraction form
    151,988.66/227,987.61 = 52,147.45/x
  3. Step 3: Cross multiply
    151,988.66x = 227,987.61 × 52,147.45
  4. Step 4: Simplify right side
    151,988.66x = 11,888,972,493.09
  5. Step 5: Solve for x
    x = 11,888,972,493.09/151,988.66
  6. Step 6: Final answer
    x = 78,222.76

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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.