Home / 217,890.06-326,826.18-60,114.48

Finding the Fourth Proportional to 217,890.06, 326,826.18 and 60,114.48

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Solution

The fourth proportional to 217,890.06, 326,826.18 and 60,114.48 is: 90,169.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,890.06 : 326,826.18 = 60,114.48 : x
  2. Step 2: Convert to fraction form
    217,890.06/326,826.18 = 60,114.48/x
  3. Step 3: Cross multiply
    217,890.06x = 326,826.18 × 60,114.48
  4. Step 4: Simplify right side
    217,890.06x = 19,646,985,861.09
  5. Step 5: Solve for x
    x = 19,646,985,861.09/217,890.06
  6. Step 6: Final answer
    x = 90,169.26

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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.