Home / 231,153.12-346,072.32-152,029.44

Finding the Fourth Proportional to 231,153.12, 346,072.32 and 152,029.44

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Solution

The fourth proportional to 231,153.12, 346,072.32 and 152,029.44 is: 227,611.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,153.12 : 346,072.32 = 152,029.44 : x
  2. Step 2: Convert to fraction form
    231,153.12/346,072.32 = 152,029.44/x
  3. Step 3: Cross multiply
    231,153.12x = 346,072.32 × 152,029.44
  4. Step 4: Simplify right side
    231,153.12x = 52,613,181,009.10
  5. Step 5: Solve for x
    x = 52,613,181,009.10/231,153.12
  6. Step 6: Final answer
    x = 227,611.81

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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.