Home / 91,588.80-137,434.22-49,467.98

Finding the Fourth Proportional to 91,588.80, 137,434.22 and 49,467.98

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Solution

The fourth proportional to 91,588.80, 137,434.22 and 49,467.98 is: 74,229.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,588.80 : 137,434.22 = 49,467.98 : x
  2. Step 2: Convert to fraction form
    91,588.80/137,434.22 = 49,467.98/x
  3. Step 3: Cross multiply
    91,588.80x = 137,434.22 × 49,467.98
  4. Step 4: Simplify right side
    91,588.80x = 6,798,593,246.28
  5. Step 5: Solve for x
    x = 6,798,593,246.28/91,588.80
  6. Step 6: Final answer
    x = 74,229.53

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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.