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Finding the Fourth Proportional to 181,704.96, 250,750.34 and 101,132.51

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Solution

The fourth proportional to 181,704.96, 250,750.34 and 101,132.51 is: 139,561.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,704.96 : 250,750.34 = 101,132.51 : x
  2. Step 2: Convert to fraction form
    181,704.96/250,750.34 = 101,132.51/x
  3. Step 3: Cross multiply
    181,704.96x = 250,750.34 × 101,132.51
  4. Step 4: Simplify right side
    181,704.96x = 25,359,011,388.77
  5. Step 5: Solve for x
    x = 25,359,011,388.77/181,704.96
  6. Step 6: Final answer
    x = 139,561.47

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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.