Home / 202,058.64-278,725.20-126,475.92

Finding the Fourth Proportional to 202,058.64, 278,725.20 and 126,475.92

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Solution

The fourth proportional to 202,058.64, 278,725.20 and 126,475.92 is: 174,464.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,058.64 : 278,725.20 = 126,475.92 : x
  2. Step 2: Convert to fraction form
    202,058.64/278,725.20 = 126,475.92/x
  3. Step 3: Cross multiply
    202,058.64x = 278,725.20 × 126,475.92
  4. Step 4: Simplify right side
    202,058.64x = 35,252,026,097.18
  5. Step 5: Solve for x
    x = 35,252,026,097.18/202,058.64
  6. Step 6: Final answer
    x = 174,464.33

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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.