Home / 180,815.13-271,222.69-70,007.13

Finding the Fourth Proportional to 180,815.13, 271,222.69 and 70,007.13

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Solution

The fourth proportional to 180,815.13, 271,222.69 and 70,007.13 is: 105,010.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,815.13 : 271,222.69 = 70,007.13 : x
  2. Step 2: Convert to fraction form
    180,815.13/271,222.69 = 70,007.13/x
  3. Step 3: Cross multiply
    180,815.13x = 271,222.69 × 70,007.13
  4. Step 4: Simplify right side
    180,815.13x = 18,987,522,117.78
  5. Step 5: Solve for x
    x = 18,987,522,117.78/180,815.13
  6. Step 6: Final answer
    x = 105,010.69

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.