Home / 76,656.09-114,984.65-26,736

Finding the Fourth Proportional to 76,656.09, 114,984.65 and 26,736

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Solution

The fourth proportional to 76,656.09, 114,984.65 and 26,736 is: 40,104.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,656.09 : 114,984.65 = 26,736 : x
  2. Step 2: Convert to fraction form
    76,656.09/114,984.65 = 26,736/x
  3. Step 3: Cross multiply
    76,656.09x = 114,984.65 × 26,736
  4. Step 4: Simplify right side
    76,656.09x = 3,074,229,468.72
  5. Step 5: Solve for x
    x = 3,074,229,468.72/76,656.09
  6. Step 6: Final answer
    x = 40,104.18

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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.