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Finding the Fourth Proportional to 73,566.99, 110,193.86 and 55,599.73

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Solution

The fourth proportional to 73,566.99, 110,193.86 and 55,599.73 is: 83,281.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,566.99 : 110,193.86 = 55,599.73 : x
  2. Step 2: Convert to fraction form
    73,566.99/110,193.86 = 55,599.73/x
  3. Step 3: Cross multiply
    73,566.99x = 110,193.86 × 55,599.73
  4. Step 4: Simplify right side
    73,566.99x = 6,126,748,727.17
  5. Step 5: Solve for x
    x = 6,126,748,727.17/73,566.99
  6. Step 6: Final answer
    x = 83,281.22

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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.