Home / 165,415.23-228,206.88-108,035.01

Finding the Fourth Proportional to 165,415.23, 228,206.88 and 108,035.01

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Solution

The fourth proportional to 165,415.23, 228,206.88 and 108,035.01 is: 149,045.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,415.23 : 228,206.88 = 108,035.01 : x
  2. Step 2: Convert to fraction form
    165,415.23/228,206.88 = 108,035.01/x
  3. Step 3: Cross multiply
    165,415.23x = 228,206.88 × 108,035.01
  4. Step 4: Simplify right side
    165,415.23x = 24,654,332,562.87
  5. Step 5: Solve for x
    x = 24,654,332,562.87/165,415.23
  6. Step 6: Final answer
    x = 149,045.12

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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.