Home / 116,207.97-160,360.26-65,215.94

Finding the Fourth Proportional to 116,207.97, 160,360.26 and 65,215.94

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Solution

The fourth proportional to 116,207.97, 160,360.26 and 65,215.94 is: 89,994.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,207.97 : 160,360.26 = 65,215.94 : x
  2. Step 2: Convert to fraction form
    116,207.97/160,360.26 = 65,215.94/x
  3. Step 3: Cross multiply
    116,207.97x = 160,360.26 × 65,215.94
  4. Step 4: Simplify right side
    116,207.97x = 10,458,044,048.18
  5. Step 5: Solve for x
    x = 10,458,044,048.18/116,207.97
  6. Step 6: Final answer
    x = 89,994.21

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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.