Home / 91,812.01-137,743.73-32,653.66

Finding the Fourth Proportional to 91,812.01, 137,743.73 and 32,653.66

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Solution

The fourth proportional to 91,812.01, 137,743.73 and 32,653.66 is: 48,989.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,812.01 : 137,743.73 = 32,653.66 : x
  2. Step 2: Convert to fraction form
    91,812.01/137,743.73 = 32,653.66/x
  3. Step 3: Cross multiply
    91,812.01x = 137,743.73 × 32,653.66
  4. Step 4: Simplify right side
    91,812.01x = 4,497,836,926.55
  5. Step 5: Solve for x
    x = 4,497,836,926.55/91,812.01
  6. Step 6: Final answer
    x = 48,989.64

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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.