Home / 104,839.82-157,284.32-34,719.15

Finding the Fourth Proportional to 104,839.82, 157,284.32 and 34,719.15

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Solution

The fourth proportional to 104,839.82, 157,284.32 and 34,719.15 is: 52,086.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,839.82 : 157,284.32 = 34,719.15 : x
  2. Step 2: Convert to fraction form
    104,839.82/157,284.32 = 34,719.15/x
  3. Step 3: Cross multiply
    104,839.82x = 157,284.32 × 34,719.15
  4. Step 4: Simplify right side
    104,839.82x = 5,460,777,725.13
  5. Step 5: Solve for x
    x = 5,460,777,725.13/104,839.82
  6. Step 6: Final answer
    x = 52,086.87

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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.