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Finding the Fourth Proportional to 227,033.97, 340,550.88 and 105,442.17

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Solution

The fourth proportional to 227,033.97, 340,550.88 and 105,442.17 is: 158,163.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,033.97 : 340,550.88 = 105,442.17 : x
  2. Step 2: Convert to fraction form
    227,033.97/340,550.88 = 105,442.17/x
  3. Step 3: Cross multiply
    227,033.97x = 340,550.88 × 105,442.17
  4. Step 4: Simplify right side
    227,033.97x = 35,908,423,782.61
  5. Step 5: Solve for x
    x = 35,908,423,782.61/227,033.97
  6. Step 6: Final answer
    x = 158,163.22

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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.