Home / 165,724.10-228,688.50-97,725.49

Finding the Fourth Proportional to 165,724.10, 228,688.50 and 97,725.49

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Solution

The fourth proportional to 165,724.10, 228,688.50 and 97,725.49 is: 134,854.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,724.10 : 228,688.50 = 97,725.49 : x
  2. Step 2: Convert to fraction form
    165,724.10/228,688.50 = 97,725.49/x
  3. Step 3: Cross multiply
    165,724.10x = 228,688.50 × 97,725.49
  4. Step 4: Simplify right side
    165,724.10x = 22,348,694,758.77
  5. Step 5: Solve for x
    x = 22,348,694,758.77/165,724.10
  6. Step 6: Final answer
    x = 134,854.83

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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.