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Finding the Fourth Proportional to 174,550.90, 240,878.72 and 106,553.56

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Solution

The fourth proportional to 174,550.90, 240,878.72 and 106,553.56 is: 147,042.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,550.90 : 240,878.72 = 106,553.56 : x
  2. Step 2: Convert to fraction form
    174,550.90/240,878.72 = 106,553.56/x
  3. Step 3: Cross multiply
    174,550.90x = 240,878.72 × 106,553.56
  4. Step 4: Simplify right side
    174,550.90x = 25,666,485,144.24
  5. Step 5: Solve for x
    x = 25,666,485,144.24/174,550.90
  6. Step 6: Final answer
    x = 147,042.98

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1.5x scale

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.