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Finding the Fourth Proportional to 230,928.44, 346,133.56 and 151,119.96

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Solution

The fourth proportional to 230,928.44, 346,133.56 and 151,119.96 is: 226,510.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,928.44 : 346,133.56 = 151,119.96 : x
  2. Step 2: Convert to fraction form
    230,928.44/346,133.56 = 151,119.96/x
  3. Step 3: Cross multiply
    230,928.44x = 346,133.56 × 151,119.96
  4. Step 4: Simplify right side
    230,928.44x = 52,307,689,741.86
  5. Step 5: Solve for x
    x = 52,307,689,741.86/230,928.44
  6. Step 6: Final answer
    x = 226,510.38

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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.