Home / 91,716.81-137,552.13-35,537.64

Finding the Fourth Proportional to 91,716.81, 137,552.13 and 35,537.64

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Solution

The fourth proportional to 91,716.81, 137,552.13 and 35,537.64 is: 53,297.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,716.81 : 137,552.13 = 35,537.64 : x
  2. Step 2: Convert to fraction form
    91,716.81/137,552.13 = 35,537.64/x
  3. Step 3: Cross multiply
    91,716.81x = 137,552.13 × 35,537.64
  4. Step 4: Simplify right side
    91,716.81x = 4,888,278,077.17
  5. Step 5: Solve for x
    x = 4,888,278,077.17/91,716.81
  6. Step 6: Final answer
    x = 53,297.52

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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.