Home / 82,815.88-114,288.35-45,092.56

Finding the Fourth Proportional to 82,815.88, 114,288.35 and 45,092.56

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Solution

The fourth proportional to 82,815.88, 114,288.35 and 45,092.56 is: 62,229.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,815.88 : 114,288.35 = 45,092.56 : x
  2. Step 2: Convert to fraction form
    82,815.88/114,288.35 = 45,092.56/x
  3. Step 3: Cross multiply
    82,815.88x = 114,288.35 × 45,092.56
  4. Step 4: Simplify right side
    82,815.88x = 5,153,553,482.77
  5. Step 5: Solve for x
    x = 5,153,553,482.77/82,815.88
  6. Step 6: Final answer
    x = 62,229.05

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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.