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Finding the Fourth Proportional to 73,342.86, 109,996.68 and 33,862.05

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Solution

The fourth proportional to 73,342.86, 109,996.68 and 33,862.05 is: 50,784.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,342.86 : 109,996.68 = 33,862.05 : x
  2. Step 2: Convert to fraction form
    73,342.86/109,996.68 = 33,862.05/x
  3. Step 3: Cross multiply
    73,342.86x = 109,996.68 × 33,862.05
  4. Step 4: Simplify right side
    73,342.86x = 3,724,713,077.99
  5. Step 5: Solve for x
    x = 3,724,713,077.99/73,342.86
  6. Step 6: Final answer
    x = 50,784.94

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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.