Home / 151,297.89-226,881.15-51,431.23

Finding the Fourth Proportional to 151,297.89, 226,881.15 and 51,431.23

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Solution

The fourth proportional to 151,297.89, 226,881.15 and 51,431.23 is: 77,124.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,297.89 : 226,881.15 = 51,431.23 : x
  2. Step 2: Convert to fraction form
    151,297.89/226,881.15 = 51,431.23/x
  3. Step 3: Cross multiply
    151,297.89x = 226,881.15 × 51,431.23
  4. Step 4: Simplify right side
    151,297.89x = 11,668,776,608.31
  5. Step 5: Solve for x
    x = 11,668,776,608.31/151,297.89
  6. Step 6: Final answer
    x = 77,124.52

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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.