Home / 152,531.46-228,690.45-109,864.44

Finding the Fourth Proportional to 152,531.46, 228,690.45 and 109,864.44

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Solution

The fourth proportional to 152,531.46, 228,690.45 and 109,864.44 is: 164,719.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,531.46 : 228,690.45 = 109,864.44 : x
  2. Step 2: Convert to fraction form
    152,531.46/228,690.45 = 109,864.44/x
  3. Step 3: Cross multiply
    152,531.46x = 228,690.45 × 109,864.44
  4. Step 4: Simplify right side
    152,531.46x = 25,124,948,222.60
  5. Step 5: Solve for x
    x = 25,124,948,222.60/152,531.46
  6. Step 6: Final answer
    x = 164,719.78

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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.