Home / 252,684.23-348,734.82-143,815.04

Finding the Fourth Proportional to 252,684.23, 348,734.82 and 143,815.04

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Solution

The fourth proportional to 252,684.23, 348,734.82 and 143,815.04 is: 198,482.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,684.23 : 348,734.82 = 143,815.04 : x
  2. Step 2: Convert to fraction form
    252,684.23/348,734.82 = 143,815.04/x
  3. Step 3: Cross multiply
    252,684.23x = 348,734.82 × 143,815.04
  4. Step 4: Simplify right side
    252,684.23x = 50,153,312,087.69
  5. Step 5: Solve for x
    x = 50,153,312,087.69/252,684.23
  6. Step 6: Final answer
    x = 198,482.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.