Home / 91,782.54-137,675.34-25,222.26

Finding the Fourth Proportional to 91,782.54, 137,675.34 and 25,222.26

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Solution

The fourth proportional to 91,782.54, 137,675.34 and 25,222.26 is: 37,833.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,782.54 : 137,675.34 = 25,222.26 : x
  2. Step 2: Convert to fraction form
    91,782.54/137,675.34 = 25,222.26/x
  3. Step 3: Cross multiply
    91,782.54x = 137,675.34 × 25,222.26
  4. Step 4: Simplify right side
    91,782.54x = 3,472,483,221.07
  5. Step 5: Solve for x
    x = 3,472,483,221.07/91,782.54
  6. Step 6: Final answer
    x = 37,833.81

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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.