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Finding the Fourth Proportional to 192,053.96, 265,034.48 and 106,012.96

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Solution

The fourth proportional to 192,053.96, 265,034.48 and 106,012.96 is: 146,297.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,053.96 : 265,034.48 = 106,012.96 : x
  2. Step 2: Convert to fraction form
    192,053.96/265,034.48 = 106,012.96/x
  3. Step 3: Cross multiply
    192,053.96x = 265,034.48 × 106,012.96
  4. Step 4: Simplify right side
    192,053.96x = 28,097,089,726.86
  5. Step 5: Solve for x
    x = 28,097,089,726.86/192,053.96
  6. Step 6: Final answer
    x = 146,297.89

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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.