Home / 81,056.96-111,860.37-44,758.31

Finding the Fourth Proportional to 81,056.96, 111,860.37 and 44,758.31

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Solution

The fourth proportional to 81,056.96, 111,860.37 and 44,758.31 is: 61,767.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,056.96 : 111,860.37 = 44,758.31 : x
  2. Step 2: Convert to fraction form
    81,056.96/111,860.37 = 44,758.31/x
  3. Step 3: Cross multiply
    81,056.96x = 111,860.37 × 44,758.31
  4. Step 4: Simplify right side
    81,056.96x = 5,006,680,557.87
  5. Step 5: Solve for x
    x = 5,006,680,557.87/81,056.96
  6. Step 6: Final answer
    x = 61,767.44

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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.