Home / 194,671.75-268,403.61-162,452.79

Finding the Fourth Proportional to 194,671.75, 268,403.61 and 162,452.79

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Solution

The fourth proportional to 194,671.75, 268,403.61 and 162,452.79 is: 223,981.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,671.75 : 268,403.61 = 162,452.79 : x
  2. Step 2: Convert to fraction form
    194,671.75/268,403.61 = 162,452.79/x
  3. Step 3: Cross multiply
    194,671.75x = 268,403.61 × 162,452.79
  4. Step 4: Simplify right side
    194,671.75x = 43,602,913,948.55
  5. Step 5: Solve for x
    x = 43,602,913,948.55/194,671.75
  6. Step 6: Final answer
    x = 223,981.72

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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.