Home / 166,279.86-229,541.75-105,933.26

Finding the Fourth Proportional to 166,279.86, 229,541.75 and 105,933.26

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Solution

The fourth proportional to 166,279.86, 229,541.75 and 105,933.26 is: 146,236.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,279.86 : 229,541.75 = 105,933.26 : x
  2. Step 2: Convert to fraction form
    166,279.86/229,541.75 = 105,933.26/x
  3. Step 3: Cross multiply
    166,279.86x = 229,541.75 × 105,933.26
  4. Step 4: Simplify right side
    166,279.86x = 24,316,105,883.61
  5. Step 5: Solve for x
    x = 24,316,105,883.61/166,279.86
  6. Step 6: Final answer
    x = 146,236.03

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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.