Home / 91,268.66-125,950.49-50,982.50

Finding the Fourth Proportional to 91,268.66, 125,950.49 and 50,982.50

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Solution

The fourth proportional to 91,268.66, 125,950.49 and 50,982.50 is: 70,355.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,268.66 : 125,950.49 = 50,982.50 : x
  2. Step 2: Convert to fraction form
    91,268.66/125,950.49 = 50,982.50/x
  3. Step 3: Cross multiply
    91,268.66x = 125,950.49 × 50,982.50
  4. Step 4: Simplify right side
    91,268.66x = 6,421,269,971.76
  5. Step 5: Solve for x
    x = 6,421,269,971.76/91,268.66
  6. Step 6: Final answer
    x = 70,355.70

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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.