Home / 176,594.72-243,738.80-108,669.44

Finding the Fourth Proportional to 176,594.72, 243,738.80 and 108,669.44

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Solution

The fourth proportional to 176,594.72, 243,738.80 and 108,669.44 is: 149,987.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,594.72 : 243,738.80 = 108,669.44 : x
  2. Step 2: Convert to fraction form
    176,594.72/243,738.80 = 108,669.44/x
  3. Step 3: Cross multiply
    176,594.72x = 243,738.80 × 108,669.44
  4. Step 4: Simplify right side
    176,594.72x = 26,486,958,902.27
  5. Step 5: Solve for x
    x = 26,486,958,902.27/176,594.72
  6. Step 6: Final answer
    x = 149,987.26

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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.