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Finding the Fourth Proportional to 144,662.76, 217,025.12 and 44,820.74

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Solution

The fourth proportional to 144,662.76, 217,025.12 and 44,820.74 is: 67,240.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,662.76 : 217,025.12 = 44,820.74 : x
  2. Step 2: Convert to fraction form
    144,662.76/217,025.12 = 44,820.74/x
  3. Step 3: Cross multiply
    144,662.76x = 217,025.12 × 44,820.74
  4. Step 4: Simplify right side
    144,662.76x = 9,727,227,131.60
  5. Step 5: Solve for x
    x = 9,727,227,131.60/144,662.76
  6. Step 6: Final answer
    x = 67,240.71

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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.