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Finding the Fourth Proportional to 216,825.54, 325,228.28 and 56,897.52

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Solution

The fourth proportional to 216,825.54, 325,228.28 and 56,897.52 is: 85,343.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,825.54 : 325,228.28 = 56,897.52 : x
  2. Step 2: Convert to fraction form
    216,825.54/325,228.28 = 56,897.52/x
  3. Step 3: Cross multiply
    216,825.54x = 325,228.28 × 56,897.52
  4. Step 4: Simplify right side
    216,825.54x = 18,504,682,565.87
  5. Step 5: Solve for x
    x = 18,504,682,565.87/216,825.54
  6. Step 6: Final answer
    x = 85,343.65

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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.