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Finding the Fourth Proportional to 44,612.72, 66,860.76 and 33,431.52

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Solution

The fourth proportional to 44,612.72, 66,860.76 and 33,431.52 is: 50,103.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,612.72 : 66,860.76 = 33,431.52 : x
  2. Step 2: Convert to fraction form
    44,612.72/66,860.76 = 33,431.52/x
  3. Step 3: Cross multiply
    44,612.72x = 66,860.76 × 33,431.52
  4. Step 4: Simplify right side
    44,612.72x = 2,235,256,835.16
  5. Step 5: Solve for x
    x = 2,235,256,835.16/44,612.72
  6. Step 6: Final answer
    x = 50,103.58

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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.