Home / 217,688.31-326,523.96-59,912.46

Finding the Fourth Proportional to 217,688.31, 326,523.96 and 59,912.46

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Solution

The fourth proportional to 217,688.31, 326,523.96 and 59,912.46 is: 89,866.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,688.31 : 326,523.96 = 59,912.46 : x
  2. Step 2: Convert to fraction form
    217,688.31/326,523.96 = 59,912.46/x
  3. Step 3: Cross multiply
    217,688.31x = 326,523.96 × 59,912.46
  4. Step 4: Simplify right side
    217,688.31x = 19,562,853,692.54
  5. Step 5: Solve for x
    x = 19,562,853,692.54/217,688.31
  6. Step 6: Final answer
    x = 89,866.35

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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.