Home / 113,294.36-169,683.03-54,171.85

Finding the Fourth Proportional to 113,294.36, 169,683.03 and 54,171.85

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Solution

The fourth proportional to 113,294.36, 169,683.03 and 54,171.85 is: 81,134.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,294.36 : 169,683.03 = 54,171.85 : x
  2. Step 2: Convert to fraction form
    113,294.36/169,683.03 = 54,171.85/x
  3. Step 3: Cross multiply
    113,294.36x = 169,683.03 × 54,171.85
  4. Step 4: Simplify right side
    113,294.36x = 9,192,043,648.71
  5. Step 5: Solve for x
    x = 9,192,043,648.71/113,294.36
  6. Step 6: Final answer
    x = 81,134.17

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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.