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Finding the Fourth Proportional to 181,227.79, 250,076.02 and 105,820.03

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Solution

The fourth proportional to 181,227.79, 250,076.02 and 105,820.03 is: 146,020.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,227.79 : 250,076.02 = 105,820.03 : x
  2. Step 2: Convert to fraction form
    181,227.79/250,076.02 = 105,820.03/x
  3. Step 3: Cross multiply
    181,227.79x = 250,076.02 × 105,820.03
  4. Step 4: Simplify right side
    181,227.79x = 26,463,051,938.68
  5. Step 5: Solve for x
    x = 26,463,051,938.68/181,227.79
  6. Step 6: Final answer
    x = 146,020.94

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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.