Home / 80,742.42-111,425.28-44,933.94

Finding the Fourth Proportional to 80,742.42, 111,425.28 and 44,933.94

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Solution

The fourth proportional to 80,742.42, 111,425.28 and 44,933.94 is: 62,009.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,742.42 : 111,425.28 = 44,933.94 : x
  2. Step 2: Convert to fraction form
    80,742.42/111,425.28 = 44,933.94/x
  3. Step 3: Cross multiply
    80,742.42x = 111,425.28 × 44,933.94
  4. Step 4: Simplify right side
    80,742.42x = 5,006,776,846.00
  5. Step 5: Solve for x
    x = 5,006,776,846.00/80,742.42
  6. Step 6: Final answer
    x = 62,009.25

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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.