Home / 60,918.12-91,309.32-25,359.84

Finding the Fourth Proportional to 60,918.12, 91,309.32 and 25,359.84

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Solution

The fourth proportional to 60,918.12, 91,309.32 and 25,359.84 is: 38,011.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,918.12 : 91,309.32 = 25,359.84 : x
  2. Step 2: Convert to fraction form
    60,918.12/91,309.32 = 25,359.84/x
  3. Step 3: Cross multiply
    60,918.12x = 91,309.32 × 25,359.84
  4. Step 4: Simplify right side
    60,918.12x = 2,315,589,745.71
  5. Step 5: Solve for x
    x = 2,315,589,745.71/60,918.12
  6. Step 6: Final answer
    x = 38,011.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.