Home / 181,922.80-272,551.68-131,878.77

Finding the Fourth Proportional to 181,922.80, 272,551.68 and 131,878.77

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Solution

The fourth proportional to 181,922.80, 272,551.68 and 131,878.77 is: 197,577.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,922.80 : 272,551.68 = 131,878.77 : x
  2. Step 2: Convert to fraction form
    181,922.80/272,551.68 = 131,878.77/x
  3. Step 3: Cross multiply
    181,922.80x = 272,551.68 × 131,878.77
  4. Step 4: Simplify right side
    181,922.80x = 35,943,780,319.83
  5. Step 5: Solve for x
    x = 35,943,780,319.83/181,922.80
  6. Step 6: Final answer
    x = 197,577.11

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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.