Home / 116,016.10-160,179.30-89,110.46

Finding the Fourth Proportional to 116,016.10, 160,179.30 and 89,110.46

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Solution

The fourth proportional to 116,016.10, 160,179.30 and 89,110.46 is: 123,031.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,016.10 : 160,179.30 = 89,110.46 : x
  2. Step 2: Convert to fraction form
    116,016.10/160,179.30 = 89,110.46/x
  3. Step 3: Cross multiply
    116,016.10x = 160,179.30 × 89,110.46
  4. Step 4: Simplify right side
    116,016.10x = 14,273,651,105.48
  5. Step 5: Solve for x
    x = 14,273,651,105.48/116,016.10
  6. Step 6: Final answer
    x = 123,031.64

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1.5x scale

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.