Home / 91,175.24-136,811.97-44,428.12

Finding the Fourth Proportional to 91,175.24, 136,811.97 and 44,428.12

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Solution

The fourth proportional to 91,175.24, 136,811.97 and 44,428.12 is: 66,666.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,175.24 : 136,811.97 = 44,428.12 : x
  2. Step 2: Convert to fraction form
    91,175.24/136,811.97 = 44,428.12/x
  3. Step 3: Cross multiply
    91,175.24x = 136,811.97 × 44,428.12
  4. Step 4: Simplify right side
    91,175.24x = 6,078,298,278.57
  5. Step 5: Solve for x
    x = 6,078,298,278.57/91,175.24
  6. Step 6: Final answer
    x = 66,666.10

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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.