Home / 91,707.66-137,600.37-50,106.06

Finding the Fourth Proportional to 91,707.66, 137,600.37 and 50,106.06

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Solution

The fourth proportional to 91,707.66, 137,600.37 and 50,106.06 is: 75,180.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,707.66 : 137,600.37 = 50,106.06 : x
  2. Step 2: Convert to fraction form
    91,707.66/137,600.37 = 50,106.06/x
  3. Step 3: Cross multiply
    91,707.66x = 137,600.37 × 50,106.06
  4. Step 4: Simplify right side
    91,707.66x = 6,894,612,395.24
  5. Step 5: Solve for x
    x = 6,894,612,395.24/91,707.66
  6. Step 6: Final answer
    x = 75,180.33

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1.5x scale

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.