Home / 110,376.32-165,434.80-51,086.76

Finding the Fourth Proportional to 110,376.32, 165,434.80 and 51,086.76

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Solution

The fourth proportional to 110,376.32, 165,434.80 and 51,086.76 is: 76,570.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,376.32 : 165,434.80 = 51,086.76 : x
  2. Step 2: Convert to fraction form
    110,376.32/165,434.80 = 51,086.76/x
  3. Step 3: Cross multiply
    110,376.32x = 165,434.80 × 51,086.76
  4. Step 4: Simplify right side
    110,376.32x = 8,451,527,923.25
  5. Step 5: Solve for x
    x = 8,451,527,923.25/110,376.32
  6. Step 6: Final answer
    x = 76,570.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.