Home / 82,513.26-113,868.54-44,787.51

Finding the Fourth Proportional to 82,513.26, 113,868.54 and 44,787.51

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Solution

The fourth proportional to 82,513.26, 113,868.54 and 44,787.51 is: 61,806.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,513.26 : 113,868.54 = 44,787.51 : x
  2. Step 2: Convert to fraction form
    82,513.26/113,868.54 = 44,787.51/x
  3. Step 3: Cross multiply
    82,513.26x = 113,868.54 × 44,787.51
  4. Step 4: Simplify right side
    82,513.26x = 5,099,888,373.94
  5. Step 5: Solve for x
    x = 5,099,888,373.94/82,513.26
  6. Step 6: Final answer
    x = 61,806.89

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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.