Home / 165,341.20-228,160.64-92,740.10

Finding the Fourth Proportional to 165,341.20, 228,160.64 and 92,740.10

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Solution

The fourth proportional to 165,341.20, 228,160.64 and 92,740.10 is: 127,975.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,341.20 : 228,160.64 = 92,740.10 : x
  2. Step 2: Convert to fraction form
    165,341.20/228,160.64 = 92,740.10/x
  3. Step 3: Cross multiply
    165,341.20x = 228,160.64 × 92,740.10
  4. Step 4: Simplify right side
    165,341.20x = 21,159,640,569.66
  5. Step 5: Solve for x
    x = 21,159,640,569.66/165,341.20
  6. Step 6: Final answer
    x = 127,975.61

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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.