Home / 151,277.40-226,621.26-87,941.88

Finding the Fourth Proportional to 151,277.40, 226,621.26 and 87,941.88

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Solution

The fourth proportional to 151,277.40, 226,621.26 and 87,941.88 is: 131,741.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,277.40 : 226,621.26 = 87,941.88 : x
  2. Step 2: Convert to fraction form
    151,277.40/226,621.26 = 87,941.88/x
  3. Step 3: Cross multiply
    151,277.40x = 226,621.26 × 87,941.88
  4. Step 4: Simplify right side
    151,277.40x = 19,929,499,652.37
  5. Step 5: Solve for x
    x = 19,929,499,652.37/151,277.40
  6. Step 6: Final answer
    x = 131,741.42

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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.