Home / 110,750.40-166,151.04-31,865.28

Finding the Fourth Proportional to 110,750.40, 166,151.04 and 31,865.28

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Solution

The fourth proportional to 110,750.40, 166,151.04 and 31,865.28 is: 47,805.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,750.40 : 166,151.04 = 31,865.28 : x
  2. Step 2: Convert to fraction form
    110,750.40/166,151.04 = 31,865.28/x
  3. Step 3: Cross multiply
    110,750.40x = 166,151.04 × 31,865.28
  4. Step 4: Simplify right side
    110,750.40x = 5,294,449,411.89
  5. Step 5: Solve for x
    x = 5,294,449,411.89/110,750.40
  6. Step 6: Final answer
    x = 47,805.24

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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.