Home / 110,480.40-165,726.36-31,606.20

Finding the Fourth Proportional to 110,480.40, 165,726.36 and 31,606.20

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Solution

The fourth proportional to 110,480.40, 165,726.36 and 31,606.20 is: 47,410.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,480.40 : 165,726.36 = 31,606.20 : x
  2. Step 2: Convert to fraction form
    110,480.40/165,726.36 = 31,606.20/x
  3. Step 3: Cross multiply
    110,480.40x = 165,726.36 × 31,606.20
  4. Step 4: Simplify right side
    110,480.40x = 5,237,980,479.43
  5. Step 5: Solve for x
    x = 5,237,980,479.43/110,480.40
  6. Step 6: Final answer
    x = 47,410.95

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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.