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Finding the Fourth Proportional to 247,067.55, 370,601.33 and 97,226.46

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Solution

The fourth proportional to 247,067.55, 370,601.33 and 97,226.46 is: 145,839.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,067.55 : 370,601.33 = 97,226.46 : x
  2. Step 2: Convert to fraction form
    247,067.55/370,601.33 = 97,226.46/x
  3. Step 3: Cross multiply
    247,067.55x = 370,601.33 × 97,226.46
  4. Step 4: Simplify right side
    247,067.55x = 36,032,254,901.06
  5. Step 5: Solve for x
    x = 36,032,254,901.06/247,067.55
  6. Step 6: Final answer
    x = 145,839.69

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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.