Home / 74,114.04-111,171.30-17,954.04

Finding the Fourth Proportional to 74,114.04, 111,171.30 and 17,954.04

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Solution

The fourth proportional to 74,114.04, 111,171.30 and 17,954.04 is: 26,931.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,114.04 : 111,171.30 = 17,954.04 : x
  2. Step 2: Convert to fraction form
    74,114.04/111,171.30 = 17,954.04/x
  3. Step 3: Cross multiply
    74,114.04x = 111,171.30 × 17,954.04
  4. Step 4: Simplify right side
    74,114.04x = 1,995,973,967.05
  5. Step 5: Solve for x
    x = 1,995,973,967.05/74,114.04
  6. Step 6: Final answer
    x = 26,931.12

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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.