Home / 91,250.45-125,924.80-50,414.53

Finding the Fourth Proportional to 91,250.45, 125,924.80 and 50,414.53

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Solution

The fourth proportional to 91,250.45, 125,924.80 and 50,414.53 is: 69,571.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,250.45 : 125,924.80 = 50,414.53 : x
  2. Step 2: Convert to fraction form
    91,250.45/125,924.80 = 50,414.53/x
  3. Step 3: Cross multiply
    91,250.45x = 125,924.80 × 50,414.53
  4. Step 4: Simplify right side
    91,250.45x = 6,348,439,284.76
  5. Step 5: Solve for x
    x = 6,348,439,284.76/91,250.45
  6. Step 6: Final answer
    x = 69,571.60

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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.