Home / 92,965.37-128,293.20-50,523.90

Finding the Fourth Proportional to 92,965.37, 128,293.20 and 50,523.90

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Solution

The fourth proportional to 92,965.37, 128,293.20 and 50,523.90 is: 69,723.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,965.37 : 128,293.20 = 50,523.90 : x
  2. Step 2: Convert to fraction form
    92,965.37/128,293.20 = 50,523.90/x
  3. Step 3: Cross multiply
    92,965.37x = 128,293.20 × 50,523.90
  4. Step 4: Simplify right side
    92,965.37x = 6,481,872,807.48
  5. Step 5: Solve for x
    x = 6,481,872,807.48/92,965.37
  6. Step 6: Final answer
    x = 69,723.52

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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.