Home / 91,867.94-137,673.60-49,657.04

Finding the Fourth Proportional to 91,867.94, 137,673.60 and 49,657.04

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Solution

The fourth proportional to 91,867.94, 137,673.60 and 49,657.04 is: 74,416.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,867.94 : 137,673.60 = 49,657.04 : x
  2. Step 2: Convert to fraction form
    91,867.94/137,673.60 = 49,657.04/x
  3. Step 3: Cross multiply
    91,867.94x = 137,673.60 × 49,657.04
  4. Step 4: Simplify right side
    91,867.94x = 6,836,463,462.14
  5. Step 5: Solve for x
    x = 6,836,463,462.14/91,867.94
  6. Step 6: Final answer
    x = 74,416.21

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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.