Home / 126,565.32-174,660.44-69,208.36

Finding the Fourth Proportional to 126,565.32, 174,660.44 and 69,208.36

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Solution

The fourth proportional to 126,565.32, 174,660.44 and 69,208.36 is: 95,507.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,565.32 : 174,660.44 = 69,208.36 : x
  2. Step 2: Convert to fraction form
    126,565.32/174,660.44 = 69,208.36/x
  3. Step 3: Cross multiply
    126,565.32x = 174,660.44 × 69,208.36
  4. Step 4: Simplify right side
    126,565.32x = 12,087,962,609.28
  5. Step 5: Solve for x
    x = 12,087,962,609.28/126,565.32
  6. Step 6: Final answer
    x = 95,507.70

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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.