Home / 179,651.84-247,933.60-99,086.72

Finding the Fourth Proportional to 179,651.84, 247,933.60 and 99,086.72

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Solution

The fourth proportional to 179,651.84, 247,933.60 and 99,086.72 is: 136,747.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,651.84 : 247,933.60 = 99,086.72 : x
  2. Step 2: Convert to fraction form
    179,651.84/247,933.60 = 99,086.72/x
  3. Step 3: Cross multiply
    179,651.84x = 247,933.60 × 99,086.72
  4. Step 4: Simplify right side
    179,651.84x = 24,566,927,201.79
  5. Step 5: Solve for x
    x = 24,566,927,201.79/179,651.84
  6. Step 6: Final answer
    x = 136,747.43

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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.