Home / 151,987.03-227,985.18-52,145.83

Finding the Fourth Proportional to 151,987.03, 227,985.18 and 52,145.83

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Solution

The fourth proportional to 151,987.03, 227,985.18 and 52,145.83 is: 78,220.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,987.03 : 227,985.18 = 52,145.83 : x
  2. Step 2: Convert to fraction form
    151,987.03/227,985.18 = 52,145.83/x
  3. Step 3: Cross multiply
    151,987.03x = 227,985.18 × 52,145.83
  4. Step 4: Simplify right side
    151,987.03x = 11,888,476,438.80
  5. Step 5: Solve for x
    x = 11,888,476,438.80/151,987.03
  6. Step 6: Final answer
    x = 78,220.34

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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.