Home / 164,917.16-227,445.20-126,769.05

Finding the Fourth Proportional to 164,917.16, 227,445.20 and 126,769.05

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Solution

The fourth proportional to 164,917.16, 227,445.20 and 126,769.05 is: 174,833.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,917.16 : 227,445.20 = 126,769.05 : x
  2. Step 2: Convert to fraction form
    164,917.16/227,445.20 = 126,769.05/x
  3. Step 3: Cross multiply
    164,917.16x = 227,445.20 × 126,769.05
  4. Step 4: Simplify right side
    164,917.16x = 28,833,010,159.99
  5. Step 5: Solve for x
    x = 28,833,010,159.99/164,917.16
  6. Step 6: Final answer
    x = 174,833.29

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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.