Home / 248,109.19-342,244.91-156,082.12

Finding the Fourth Proportional to 248,109.19, 342,244.91 and 156,082.12

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Solution

The fourth proportional to 248,109.19, 342,244.91 and 156,082.12 is: 215,301.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,109.19 : 342,244.91 = 156,082.12 : x
  2. Step 2: Convert to fraction form
    248,109.19/342,244.91 = 156,082.12/x
  3. Step 3: Cross multiply
    248,109.19x = 342,244.91 × 156,082.12
  4. Step 4: Simplify right side
    248,109.19x = 53,418,308,620.37
  5. Step 5: Solve for x
    x = 53,418,308,620.37/248,109.19
  6. Step 6: Final answer
    x = 215,301.62

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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.