Home / 165,234.67-228,118.28-108,810.07

Finding the Fourth Proportional to 165,234.67, 228,118.28 and 108,810.07

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Solution

The fourth proportional to 165,234.67, 228,118.28 and 108,810.07 is: 150,220.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,234.67 : 228,118.28 = 108,810.07 : x
  2. Step 2: Convert to fraction form
    165,234.67/228,118.28 = 108,810.07/x
  3. Step 3: Cross multiply
    165,234.67x = 228,118.28 × 108,810.07
  4. Step 4: Simplify right side
    165,234.67x = 24,821,564,900.73
  5. Step 5: Solve for x
    x = 24,821,564,900.73/165,234.67
  6. Step 6: Final answer
    x = 150,220.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.