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Finding the Fourth Proportional to 177,656.70, 245,169.27 and 106,022.82

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Solution

The fourth proportional to 177,656.70, 245,169.27 and 106,022.82 is: 146,313.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,656.70 : 245,169.27 = 106,022.82 : x
  2. Step 2: Convert to fraction form
    177,656.70/245,169.27 = 106,022.82/x
  3. Step 3: Cross multiply
    177,656.70x = 245,169.27 × 106,022.82
  4. Step 4: Simplify right side
    177,656.70x = 25,993,537,382.74
  5. Step 5: Solve for x
    x = 25,993,537,382.74/177,656.70
  6. Step 6: Final answer
    x = 146,313.30

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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.