Home / 110,133.88-165,207.66-31,254.28

Finding the Fourth Proportional to 110,133.88, 165,207.66 and 31,254.28

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Solution

The fourth proportional to 110,133.88, 165,207.66 and 31,254.28 is: 46,883.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,133.88 : 165,207.66 = 31,254.28 : x
  2. Step 2: Convert to fraction form
    110,133.88/165,207.66 = 31,254.28/x
  3. Step 3: Cross multiply
    110,133.88x = 165,207.66 × 31,254.28
  4. Step 4: Simplify right side
    110,133.88x = 5,163,446,463.78
  5. Step 5: Solve for x
    x = 5,163,446,463.78/110,133.88
  6. Step 6: Final answer
    x = 46,883.36

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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.