Home / 110,546.32-165,818.80-31,660.56

Finding the Fourth Proportional to 110,546.32, 165,818.80 and 31,660.56

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Solution

The fourth proportional to 110,546.32, 165,818.80 and 31,660.56 is: 47,490.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,546.32 : 165,818.80 = 31,660.56 : x
  2. Step 2: Convert to fraction form
    110,546.32/165,818.80 = 31,660.56/x
  3. Step 3: Cross multiply
    110,546.32x = 165,818.80 × 31,660.56
  4. Step 4: Simplify right side
    110,546.32x = 5,249,916,066.53
  5. Step 5: Solve for x
    x = 5,249,916,066.53/110,546.32
  6. Step 6: Final answer
    x = 47,490.65

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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.