Home / 102,767.10-154,057.22-39,546.91

Finding the Fourth Proportional to 102,767.10, 154,057.22 and 39,546.91

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Solution

The fourth proportional to 102,767.10, 154,057.22 and 39,546.91 is: 59,284.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,767.10 : 154,057.22 = 39,546.91 : x
  2. Step 2: Convert to fraction form
    102,767.10/154,057.22 = 39,546.91/x
  3. Step 3: Cross multiply
    102,767.10x = 154,057.22 × 39,546.91
  4. Step 4: Simplify right side
    102,767.10x = 6,092,486,243.90
  5. Step 5: Solve for x
    x = 6,092,486,243.90/102,767.10
  6. Step 6: Final answer
    x = 59,284.40

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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.