Home / 166,512.73-229,814.76-123,776.05

Finding the Fourth Proportional to 166,512.73, 229,814.76 and 123,776.05

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Solution

The fourth proportional to 166,512.73, 229,814.76 and 123,776.05 is: 170,831.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,512.73 : 229,814.76 = 123,776.05 : x
  2. Step 2: Convert to fraction form
    166,512.73/229,814.76 = 123,776.05/x
  3. Step 3: Cross multiply
    166,512.73x = 229,814.76 × 123,776.05
  4. Step 4: Simplify right side
    166,512.73x = 28,445,563,224.50
  5. Step 5: Solve for x
    x = 28,445,563,224.50/166,512.73
  6. Step 6: Final answer
    x = 170,831.16

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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.