Home / 315,869.44-473,734.38-91,181.04

Finding the Fourth Proportional to 315,869.44, 473,734.38 and 91,181.04

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Solution

The fourth proportional to 315,869.44, 473,734.38 and 91,181.04 is: 136,751.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,869.44 : 473,734.38 = 91,181.04 : x
  2. Step 2: Convert to fraction form
    315,869.44/473,734.38 = 91,181.04/x
  3. Step 3: Cross multiply
    315,869.44x = 473,734.38 × 91,181.04
  4. Step 4: Simplify right side
    315,869.44x = 43,195,593,452.16
  5. Step 5: Solve for x
    x = 43,195,593,452.16/315,869.44
  6. Step 6: Final answer
    x = 136,751.42

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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.