Home / 216,584.42-325,024.25-130,103.15

Finding the Fourth Proportional to 216,584.42, 325,024.25 and 130,103.15

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Solution

The fourth proportional to 216,584.42, 325,024.25 and 130,103.15 is: 195,243.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,584.42 : 325,024.25 = 130,103.15 : x
  2. Step 2: Convert to fraction form
    216,584.42/325,024.25 = 130,103.15/x
  3. Step 3: Cross multiply
    216,584.42x = 325,024.25 × 130,103.15
  4. Step 4: Simplify right side
    216,584.42x = 42,286,676,475.75
  5. Step 5: Solve for x
    x = 42,286,676,475.75/216,584.42
  6. Step 6: Final answer
    x = 195,243.39

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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.