Home / 165,433.76-228,300.36-89,982.80

Finding the Fourth Proportional to 165,433.76, 228,300.36 and 89,982.80

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Solution

The fourth proportional to 165,433.76, 228,300.36 and 89,982.80 is: 124,177.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,433.76 : 228,300.36 = 89,982.80 : x
  2. Step 2: Convert to fraction form
    165,433.76/228,300.36 = 89,982.80/x
  3. Step 3: Cross multiply
    165,433.76x = 228,300.36 × 89,982.80
  4. Step 4: Simplify right side
    165,433.76x = 20,543,105,633.81
  5. Step 5: Solve for x
    x = 20,543,105,633.81/165,433.76
  6. Step 6: Final answer
    x = 124,177.23

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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.