Home / 91,827.84-137,736.90-29,493.48

Finding the Fourth Proportional to 91,827.84, 137,736.90 and 29,493.48

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Solution

The fourth proportional to 91,827.84, 137,736.90 and 29,493.48 is: 44,238.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,827.84 : 137,736.90 = 29,493.48 : x
  2. Step 2: Convert to fraction form
    91,827.84/137,736.90 = 29,493.48/x
  3. Step 3: Cross multiply
    91,827.84x = 137,736.90 × 29,493.48
  4. Step 4: Simplify right side
    91,827.84x = 4,062,340,505.41
  5. Step 5: Solve for x
    x = 4,062,340,505.41/91,827.84
  6. Step 6: Final answer
    x = 44,238.66

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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.