Home / 248,084.57-342,210.55-156,057.18

Finding the Fourth Proportional to 248,084.57, 342,210.55 and 156,057.18

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Solution

The fourth proportional to 248,084.57, 342,210.55 and 156,057.18 is: 215,266.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,084.57 : 342,210.55 = 156,057.18 : x
  2. Step 2: Convert to fraction form
    248,084.57/342,210.55 = 156,057.18/x
  3. Step 3: Cross multiply
    248,084.57x = 342,210.55 × 156,057.18
  4. Step 4: Simplify right side
    248,084.57x = 53,404,413,399.25
  5. Step 5: Solve for x
    x = 53,404,413,399.25/248,084.57
  6. Step 6: Final answer
    x = 215,266.97

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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.