Home / 126,376.32-174,397.92-69,786.56

Finding the Fourth Proportional to 126,376.32, 174,397.92 and 69,786.56

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Solution

The fourth proportional to 126,376.32, 174,397.92 and 69,786.56 is: 96,304.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,376.32 : 174,397.92 = 69,786.56 : x
  2. Step 2: Convert to fraction form
    126,376.32/174,397.92 = 69,786.56/x
  3. Step 3: Cross multiply
    126,376.32x = 174,397.92 × 69,786.56
  4. Step 4: Simplify right side
    126,376.32x = 12,170,630,907.96
  5. Step 5: Solve for x
    x = 12,170,630,907.96/126,376.32
  6. Step 6: Final answer
    x = 96,304.68

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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.