Home / 154,122.31-211,872.03-132,532.98

Finding the Fourth Proportional to 154,122.31, 211,872.03 and 132,532.98

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Solution

The fourth proportional to 154,122.31, 211,872.03 and 132,532.98 is: 182,193.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,122.31 : 211,872.03 = 132,532.98 : x
  2. Step 2: Convert to fraction form
    154,122.31/211,872.03 = 132,532.98/x
  3. Step 3: Cross multiply
    154,122.31x = 211,872.03 × 132,532.98
  4. Step 4: Simplify right side
    154,122.31x = 28,080,031,514.55
  5. Step 5: Solve for x
    x = 28,080,031,514.55/154,122.31
  6. Step 6: Final answer
    x = 182,193.17

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.