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Finding the Fourth Proportional to 44,777.34, 67,184.17 and 28,784.75

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Solution

The fourth proportional to 44,777.34, 67,184.17 and 28,784.75 is: 43,188.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,777.34 : 67,184.17 = 28,784.75 : x
  2. Step 2: Convert to fraction form
    44,777.34/67,184.17 = 28,784.75/x
  3. Step 3: Cross multiply
    44,777.34x = 67,184.17 × 28,784.75
  4. Step 4: Simplify right side
    44,777.34x = 1,933,879,129.52
  5. Step 5: Solve for x
    x = 1,933,879,129.52/44,777.34
  6. Step 6: Final answer
    x = 43,188.79

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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.