Home / 67,336.78-92,922.36-36,709.25

Finding the Fourth Proportional to 67,336.78, 92,922.36 and 36,709.25

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Solution

The fourth proportional to 67,336.78, 92,922.36 and 36,709.25 is: 50,657.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,336.78 : 92,922.36 = 36,709.25 : x
  2. Step 2: Convert to fraction form
    67,336.78/92,922.36 = 36,709.25/x
  3. Step 3: Cross multiply
    67,336.78x = 92,922.36 × 36,709.25
  4. Step 4: Simplify right side
    67,336.78x = 3,411,109,816.88
  5. Step 5: Solve for x
    x = 3,411,109,816.88/67,336.78
  6. Step 6: Final answer
    x = 50,657.45

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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.