Home / 110,870.28-166,285.44-31,965.12

Finding the Fourth Proportional to 110,870.28, 166,285.44 and 31,965.12

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Solution

The fourth proportional to 110,870.28, 166,285.44 and 31,965.12 is: 47,941.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,870.28 : 166,285.44 = 31,965.12 : x
  2. Step 2: Convert to fraction form
    110,870.28/166,285.44 = 31,965.12/x
  3. Step 3: Cross multiply
    110,870.28x = 166,285.44 × 31,965.12
  4. Step 4: Simplify right side
    110,870.28x = 5,315,334,043.85
  5. Step 5: Solve for x
    x = 5,315,334,043.85/110,870.28
  6. Step 6: Final answer
    x = 47,941.92

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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.