Home / 196,012.22-270,518.68-109,985.36

Finding the Fourth Proportional to 196,012.22, 270,518.68 and 109,985.36

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Solution

The fourth proportional to 196,012.22, 270,518.68 and 109,985.36 is: 151,792.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,012.22 : 270,518.68 = 109,985.36 : x
  2. Step 2: Convert to fraction form
    196,012.22/270,518.68 = 109,985.36/x
  3. Step 3: Cross multiply
    196,012.22x = 270,518.68 × 109,985.36
  4. Step 4: Simplify right side
    196,012.22x = 29,753,094,406.52
  5. Step 5: Solve for x
    x = 29,753,094,406.52/196,012.22
  6. Step 6: Final answer
    x = 151,792.04

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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.