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Finding the Fourth Proportional to 216,928.66, 325,360.18 and 59,169.55

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Solution

The fourth proportional to 216,928.66, 325,360.18 and 59,169.55 is: 88,745.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,928.66 : 325,360.18 = 59,169.55 : x
  2. Step 2: Convert to fraction form
    216,928.66/325,360.18 = 59,169.55/x
  3. Step 3: Cross multiply
    216,928.66x = 325,360.18 × 59,169.55
  4. Step 4: Simplify right side
    216,928.66x = 19,251,415,438.52
  5. Step 5: Solve for x
    x = 19,251,415,438.52/216,928.66
  6. Step 6: Final answer
    x = 88,745.38

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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.