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Finding the Fourth Proportional to 110,101.53, 165,152.28 and 31,216.44

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Solution

The fourth proportional to 110,101.53, 165,152.28 and 31,216.44 is: 46,824.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,101.53 : 165,152.28 = 31,216.44 : x
  2. Step 2: Convert to fraction form
    110,101.53/165,152.28 = 31,216.44/x
  3. Step 3: Cross multiply
    110,101.53x = 165,152.28 × 31,216.44
  4. Step 4: Simplify right side
    110,101.53x = 5,155,466,239.48
  5. Step 5: Solve for x
    x = 5,155,466,239.48/110,101.53
  6. Step 6: Final answer
    x = 46,824.66

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1.5x scale

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.