Home / 115,788.96-173,683.17-76,058.73

Finding the Fourth Proportional to 115,788.96, 173,683.17 and 76,058.73

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Solution

The fourth proportional to 115,788.96, 173,683.17 and 76,058.73 is: 114,087.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,788.96 : 173,683.17 = 76,058.73 : x
  2. Step 2: Convert to fraction form
    115,788.96/173,683.17 = 76,058.73/x
  3. Step 3: Cross multiply
    115,788.96x = 173,683.17 × 76,058.73
  4. Step 4: Simplify right side
    115,788.96x = 13,210,121,332.57
  5. Step 5: Solve for x
    x = 13,210,121,332.57/115,788.96
  6. Step 6: Final answer
    x = 114,087.92

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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.