Home / 165,503.34-228,411.42-97,542.20

Finding the Fourth Proportional to 165,503.34, 228,411.42 and 97,542.20

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Solution

The fourth proportional to 165,503.34, 228,411.42 and 97,542.20 is: 134,618.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,503.34 : 228,411.42 = 97,542.20 : x
  2. Step 2: Convert to fraction form
    165,503.34/228,411.42 = 97,542.20/x
  3. Step 3: Cross multiply
    165,503.34x = 228,411.42 × 97,542.20
  4. Step 4: Simplify right side
    165,503.34x = 22,279,751,269.87
  5. Step 5: Solve for x
    x = 22,279,751,269.87/165,503.34
  6. Step 6: Final answer
    x = 134,618.14

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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.