Home / 91,716.62-137,574.94-60,544.58

Finding the Fourth Proportional to 91,716.62, 137,574.94 and 60,544.58

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Solution

The fourth proportional to 91,716.62, 137,574.94 and 60,544.58 is: 90,816.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,716.62 : 137,574.94 = 60,544.58 : x
  2. Step 2: Convert to fraction form
    91,716.62/137,574.94 = 60,544.58/x
  3. Step 3: Cross multiply
    91,716.62x = 137,574.94 × 60,544.58
  4. Step 4: Simplify right side
    91,716.62x = 8,329,416,960.83
  5. Step 5: Solve for x
    x = 8,329,416,960.83/91,716.62
  6. Step 6: Final answer
    x = 90,816.88

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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.