Home / 341,109.43-511,665.39-104,451.15

Finding the Fourth Proportional to 341,109.43, 511,665.39 and 104,451.15

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Solution

The fourth proportional to 341,109.43, 511,665.39 and 104,451.15 is: 156,677.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,109.43 : 511,665.39 = 104,451.15 : x
  2. Step 2: Convert to fraction form
    341,109.43/511,665.39 = 104,451.15/x
  3. Step 3: Cross multiply
    341,109.43x = 511,665.39 × 104,451.15
  4. Step 4: Simplify right side
    341,109.43x = 53,444,038,400.70
  5. Step 5: Solve for x
    x = 53,444,038,400.70/341,109.43
  6. Step 6: Final answer
    x = 156,677.11

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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.