Home / 91,256.93-125,933.22-50,971.27

Finding the Fourth Proportional to 91,256.93, 125,933.22 and 50,971.27

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Solution

The fourth proportional to 91,256.93, 125,933.22 and 50,971.27 is: 70,339.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,256.93 : 125,933.22 = 50,971.27 : x
  2. Step 2: Convert to fraction form
    91,256.93/125,933.22 = 50,971.27/x
  3. Step 3: Cross multiply
    91,256.93x = 125,933.22 × 50,971.27
  4. Step 4: Simplify right side
    91,256.93x = 6,418,976,316.01
  5. Step 5: Solve for x
    x = 6,418,976,316.01/91,256.93
  6. Step 6: Final answer
    x = 70,339.61

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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.