Home / 76,068.59-114,121.58-26,149.37

Finding the Fourth Proportional to 76,068.59, 114,121.58 and 26,149.37

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Solution

The fourth proportional to 76,068.59, 114,121.58 and 26,149.37 is: 39,230.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,068.59 : 114,121.58 = 26,149.37 : x
  2. Step 2: Convert to fraction form
    76,068.59/114,121.58 = 26,149.37/x
  3. Step 3: Cross multiply
    76,068.59x = 114,121.58 × 26,149.37
  4. Step 4: Simplify right side
    76,068.59x = 2,984,206,719.05
  5. Step 5: Solve for x
    x = 2,984,206,719.05/76,068.59
  6. Step 6: Final answer
    x = 39,230.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.