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Finding the Fourth Proportional to 73,072.92, 109,622.70 and 23,165.58

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Solution

The fourth proportional to 73,072.92, 109,622.70 and 23,165.58 is: 34,752.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,072.92 : 109,622.70 = 23,165.58 : x
  2. Step 2: Convert to fraction form
    73,072.92/109,622.70 = 23,165.58/x
  3. Step 3: Cross multiply
    73,072.92x = 109,622.70 × 23,165.58
  4. Step 4: Simplify right side
    73,072.92x = 2,539,473,426.67
  5. Step 5: Solve for x
    x = 2,539,473,426.67/73,072.92
  6. Step 6: Final answer
    x = 34,752.59

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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.