Home / 196,884.60-271,683.55-109,663.14

Finding the Fourth Proportional to 196,884.60, 271,683.55 and 109,663.14

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Solution

The fourth proportional to 196,884.60, 271,683.55 and 109,663.14 is: 151,325.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,884.60 : 271,683.55 = 109,663.14 : x
  2. Step 2: Convert to fraction form
    196,884.60/271,683.55 = 109,663.14/x
  3. Step 3: Cross multiply
    196,884.60x = 271,683.55 × 109,663.14
  4. Step 4: Simplify right side
    196,884.60x = 29,793,671,179.35
  5. Step 5: Solve for x
    x = 29,793,671,179.35/196,884.60
  6. Step 6: Final answer
    x = 151,325.55

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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.