Home / 165,372.62-228,209.55-101,700.14

Finding the Fourth Proportional to 165,372.62, 228,209.55 and 101,700.14

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Solution

The fourth proportional to 165,372.62, 228,209.55 and 101,700.14 is: 140,343.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,372.62 : 228,209.55 = 101,700.14 : x
  2. Step 2: Convert to fraction form
    165,372.62/228,209.55 = 101,700.14/x
  3. Step 3: Cross multiply
    165,372.62x = 228,209.55 × 101,700.14
  4. Step 4: Simplify right side
    165,372.62x = 23,208,943,184.34
  5. Step 5: Solve for x
    x = 23,208,943,184.34/165,372.62
  6. Step 6: Final answer
    x = 140,343.32

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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.