Home / 217,032.21-325,529.55-67,269.15

Finding the Fourth Proportional to 217,032.21, 325,529.55 and 67,269.15

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Solution

The fourth proportional to 217,032.21, 325,529.55 and 67,269.15 is: 100,897.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,032.21 : 325,529.55 = 67,269.15 : x
  2. Step 2: Convert to fraction form
    217,032.21/325,529.55 = 67,269.15/x
  3. Step 3: Cross multiply
    217,032.21x = 325,529.55 × 67,269.15
  4. Step 4: Simplify right side
    217,032.21x = 21,898,096,128.38
  5. Step 5: Solve for x
    x = 21,898,096,128.38/217,032.21
  6. Step 6: Final answer
    x = 100,897.91

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1.5x scale

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.