Home / 76,550.90-114,838.66-26,645.18

Finding the Fourth Proportional to 76,550.90, 114,838.66 and 26,645.18

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Solution

The fourth proportional to 76,550.90, 114,838.66 and 26,645.18 is: 39,972.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,550.90 : 114,838.66 = 26,645.18 : x
  2. Step 2: Convert to fraction form
    76,550.90/114,838.66 = 26,645.18/x
  3. Step 3: Cross multiply
    76,550.90x = 114,838.66 × 26,645.18
  4. Step 4: Simplify right side
    76,550.90x = 3,059,896,225.77
  5. Step 5: Solve for x
    x = 3,059,896,225.77/76,550.90
  6. Step 6: Final answer
    x = 39,972.05

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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.