Home / 165,822.18-228,832.64-97,839.28

Finding the Fourth Proportional to 165,822.18, 228,832.64 and 97,839.28

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Solution

The fourth proportional to 165,822.18, 228,832.64 and 97,839.28 is: 135,017.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,822.18 : 228,832.64 = 97,839.28 : x
  2. Step 2: Convert to fraction form
    165,822.18/228,832.64 = 97,839.28/x
  3. Step 3: Cross multiply
    165,822.18x = 228,832.64 × 97,839.28
  4. Step 4: Simplify right side
    165,822.18x = 22,388,820,738.10
  5. Step 5: Solve for x
    x = 22,388,820,738.10/165,822.18
  6. Step 6: Final answer
    x = 135,017.04

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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.