Home / 104,933.78-157,422.54-34,808.04

Finding the Fourth Proportional to 104,933.78, 157,422.54 and 34,808.04

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Solution

The fourth proportional to 104,933.78, 157,422.54 and 34,808.04 is: 52,219.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,933.78 : 157,422.54 = 34,808.04 : x
  2. Step 2: Convert to fraction form
    104,933.78/157,422.54 = 34,808.04/x
  3. Step 3: Cross multiply
    104,933.78x = 157,422.54 × 34,808.04
  4. Step 4: Simplify right side
    104,933.78x = 5,479,570,069.22
  5. Step 5: Solve for x
    x = 5,479,570,069.22/104,933.78
  6. Step 6: Final answer
    x = 52,219.31

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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.