Home / 67,109.05-92,610.45-36,896.32

Finding the Fourth Proportional to 67,109.05, 92,610.45 and 36,896.32

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Solution

The fourth proportional to 67,109.05, 92,610.45 and 36,896.32 is: 50,916.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,109.05 : 92,610.45 = 36,896.32 : x
  2. Step 2: Convert to fraction form
    67,109.05/92,610.45 = 36,896.32/x
  3. Step 3: Cross multiply
    67,109.05x = 92,610.45 × 36,896.32
  4. Step 4: Simplify right side
    67,109.05x = 3,416,984,798.54
  5. Step 5: Solve for x
    x = 3,416,984,798.54/67,109.05
  6. Step 6: Final answer
    x = 50,916.90

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1.5x scale

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.