Home / 154,158.40-231,369.28-109,893.44

Finding the Fourth Proportional to 154,158.40, 231,369.28 and 109,893.44

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Solution

The fourth proportional to 154,158.40, 231,369.28 and 109,893.44 is: 164,934.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,158.40 : 231,369.28 = 109,893.44 : x
  2. Step 2: Convert to fraction form
    154,158.40/231,369.28 = 109,893.44/x
  3. Step 3: Cross multiply
    154,158.40x = 231,369.28 × 109,893.44
  4. Step 4: Simplify right side
    154,158.40x = 25,425,966,089.52
  5. Step 5: Solve for x
    x = 25,425,966,089.52/154,158.40
  6. Step 6: Final answer
    x = 164,934.03

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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.