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Finding the Fourth Proportional to 67,601.87, 93,289.75 and 37,386.64

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Solution

The fourth proportional to 67,601.87, 93,289.75 and 37,386.64 is: 51,593.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,601.87 : 93,289.75 = 37,386.64 : x
  2. Step 2: Convert to fraction form
    67,601.87/93,289.75 = 37,386.64/x
  3. Step 3: Cross multiply
    67,601.87x = 93,289.75 × 37,386.64
  4. Step 4: Simplify right side
    67,601.87x = 3,487,790,164.86
  5. Step 5: Solve for x
    x = 3,487,790,164.86/67,601.87
  6. Step 6: Final answer
    x = 51,593.10

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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.