Home / 70,135.84-96,771.52-41,836

Finding the Fourth Proportional to 70,135.84, 96,771.52 and 41,836

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Solution

The fourth proportional to 70,135.84, 96,771.52 and 41,836 is: 57,724.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,135.84 : 96,771.52 = 41,836 : x
  2. Step 2: Convert to fraction form
    70,135.84/96,771.52 = 41,836/x
  3. Step 3: Cross multiply
    70,135.84x = 96,771.52 × 41,836
  4. Step 4: Simplify right side
    70,135.84x = 4,048,533,310.72
  5. Step 5: Solve for x
    x = 4,048,533,310.72/70,135.84
  6. Step 6: Final answer
    x = 57,724.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.