Home / 217,600.37-326,385.13-57,672.76

Finding the Fourth Proportional to 217,600.37, 326,385.13 and 57,672.76

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Solution

The fourth proportional to 217,600.37, 326,385.13 and 57,672.76 is: 86,505.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,600.37 : 326,385.13 = 57,672.76 : x
  2. Step 2: Convert to fraction form
    217,600.37/326,385.13 = 57,672.76/x
  3. Step 3: Cross multiply
    217,600.37x = 326,385.13 × 57,672.76
  4. Step 4: Simplify right side
    217,600.37x = 18,823,531,030.02
  5. Step 5: Solve for x
    x = 18,823,531,030.02/217,600.37
  6. Step 6: Final answer
    x = 86,505.05

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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.