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Finding the Fourth Proportional to 77,846.84, 116,770.22 and 25,256.32

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Solution

The fourth proportional to 77,846.84, 116,770.22 and 25,256.32 is: 37,884.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,846.84 : 116,770.22 = 25,256.32 : x
  2. Step 2: Convert to fraction form
    77,846.84/116,770.22 = 25,256.32/x
  3. Step 3: Cross multiply
    77,846.84x = 116,770.22 × 25,256.32
  4. Step 4: Simplify right side
    77,846.84x = 2,949,186,042.79
  5. Step 5: Solve for x
    x = 2,949,186,042.79/77,846.84
  6. Step 6: Final answer
    x = 37,884.47

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1.5x scale

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.