Home / 76,169.16-114,261.39-26,242.74

Finding the Fourth Proportional to 76,169.16, 114,261.39 and 26,242.74

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Solution

The fourth proportional to 76,169.16, 114,261.39 and 26,242.74 is: 39,366.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,169.16 : 114,261.39 = 26,242.74 : x
  2. Step 2: Convert to fraction form
    76,169.16/114,261.39 = 26,242.74/x
  3. Step 3: Cross multiply
    76,169.16x = 114,261.39 × 26,242.74
  4. Step 4: Simplify right side
    76,169.16x = 2,998,531,949.81
  5. Step 5: Solve for x
    x = 2,998,531,949.81/76,169.16
  6. Step 6: Final answer
    x = 39,366.75

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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.