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Finding the Fourth Proportional to 60,068.81, 82,893.59 and 33,211.54

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Solution

The fourth proportional to 60,068.81, 82,893.59 and 33,211.54 is: 45,831.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,068.81 : 82,893.59 = 33,211.54 : x
  2. Step 2: Convert to fraction form
    60,068.81/82,893.59 = 33,211.54/x
  3. Step 3: Cross multiply
    60,068.81x = 82,893.59 × 33,211.54
  4. Step 4: Simplify right side
    60,068.81x = 2,753,023,842.13
  5. Step 5: Solve for x
    x = 2,753,023,842.13/60,068.81
  6. Step 6: Final answer
    x = 45,831.17

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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.