Home / 92,133.36-138,171.24-29,790.96

Finding the Fourth Proportional to 92,133.36, 138,171.24 and 29,790.96

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Solution

The fourth proportional to 92,133.36, 138,171.24 and 29,790.96 is: 44,677.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,133.36 : 138,171.24 = 29,790.96 : x
  2. Step 2: Convert to fraction form
    92,133.36/138,171.24 = 29,790.96/x
  3. Step 3: Cross multiply
    92,133.36x = 138,171.24 × 29,790.96
  4. Step 4: Simplify right side
    92,133.36x = 4,116,253,883.99
  5. Step 5: Solve for x
    x = 4,116,253,883.99/92,133.36
  6. Step 6: Final answer
    x = 44,677.13

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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.