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Finding the Fourth Proportional to 79,497.60, 119,215.71 and 33,876.33

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Solution

The fourth proportional to 79,497.60, 119,215.71 and 33,876.33 is: 50,801.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,497.60 : 119,215.71 = 33,876.33 : x
  2. Step 2: Convert to fraction form
    79,497.60/119,215.71 = 33,876.33/x
  3. Step 3: Cross multiply
    79,497.60x = 119,215.71 × 33,876.33
  4. Step 4: Simplify right side
    79,497.60x = 4,038,590,733.14
  5. Step 5: Solve for x
    x = 4,038,590,733.14/79,497.60
  6. Step 6: Final answer
    x = 50,801.42

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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.