Home / 106,035.40-146,327.66-57,636.28

Finding the Fourth Proportional to 106,035.40, 146,327.66 and 57,636.28

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Solution

The fourth proportional to 106,035.40, 146,327.66 and 57,636.28 is: 79,537.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,035.40 : 146,327.66 = 57,636.28 : x
  2. Step 2: Convert to fraction form
    106,035.40/146,327.66 = 57,636.28/x
  3. Step 3: Cross multiply
    106,035.40x = 146,327.66 × 57,636.28
  4. Step 4: Simplify right side
    106,035.40x = 8,433,781,395.96
  5. Step 5: Solve for x
    x = 8,433,781,395.96/106,035.40
  6. Step 6: Final answer
    x = 79,537.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.