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Finding the Fourth Proportional to 82,794.78, 124,212.93 and 32,858.39

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Solution

The fourth proportional to 82,794.78, 124,212.93 and 32,858.39 is: 49,295.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,794.78 : 124,212.93 = 32,858.39 : x
  2. Step 2: Convert to fraction form
    82,794.78/124,212.93 = 32,858.39/x
  3. Step 3: Cross multiply
    82,794.78x = 124,212.93 × 32,858.39
  4. Step 4: Simplify right side
    82,794.78x = 4,081,436,275.92
  5. Step 5: Solve for x
    x = 4,081,436,275.92/82,794.78
  6. Step 6: Final answer
    x = 49,295.82

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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.