Home / 133,061.97-183,303.99-113,880.18

Finding the Fourth Proportional to 133,061.97, 183,303.99 and 113,880.18

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Solution

The fourth proportional to 133,061.97, 183,303.99 and 113,880.18 is: 156,879.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,061.97 : 183,303.99 = 113,880.18 : x
  2. Step 2: Convert to fraction form
    133,061.97/183,303.99 = 113,880.18/x
  3. Step 3: Cross multiply
    133,061.97x = 183,303.99 × 113,880.18
  4. Step 4: Simplify right side
    133,061.97x = 20,874,691,375.92
  5. Step 5: Solve for x
    x = 20,874,691,375.92/133,061.97
  6. Step 6: Final answer
    x = 156,879.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.