Home / 217,566.54-326,380.95-96,122.34

Finding the Fourth Proportional to 217,566.54, 326,380.95 and 96,122.34

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Solution

The fourth proportional to 217,566.54, 326,380.95 and 96,122.34 is: 144,197.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,566.54 : 326,380.95 = 96,122.34 : x
  2. Step 2: Convert to fraction form
    217,566.54/326,380.95 = 96,122.34/x
  3. Step 3: Cross multiply
    217,566.54x = 326,380.95 × 96,122.34
  4. Step 4: Simplify right side
    217,566.54x = 31,372,500,645.42
  5. Step 5: Solve for x
    x = 31,372,500,645.42/217,566.54
  6. Step 6: Final answer
    x = 144,197.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.