Home / 76,653.84-114,981.27-26,733.75

Finding the Fourth Proportional to 76,653.84, 114,981.27 and 26,733.75

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Solution

The fourth proportional to 76,653.84, 114,981.27 and 26,733.75 is: 40,100.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,653.84 : 114,981.27 = 26,733.75 : x
  2. Step 2: Convert to fraction form
    76,653.84/114,981.27 = 26,733.75/x
  3. Step 3: Cross multiply
    76,653.84x = 114,981.27 × 26,733.75
  4. Step 4: Simplify right side
    76,653.84x = 3,073,880,145.81
  5. Step 5: Solve for x
    x = 3,073,880,145.81/76,653.84
  6. Step 6: Final answer
    x = 40,100.80

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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.