Home / 181,411.05-272,117.16-55,052.37

Finding the Fourth Proportional to 181,411.05, 272,117.16 and 55,052.37

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Solution

The fourth proportional to 181,411.05, 272,117.16 and 55,052.37 is: 82,578.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,411.05 : 272,117.16 = 55,052.37 : x
  2. Step 2: Convert to fraction form
    181,411.05/272,117.16 = 55,052.37/x
  3. Step 3: Cross multiply
    181,411.05x = 272,117.16 × 55,052.37
  4. Step 4: Simplify right side
    181,411.05x = 14,980,694,575.67
  5. Step 5: Solve for x
    x = 14,980,694,575.67/181,411.05
  6. Step 6: Final answer
    x = 82,578.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.