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Finding the Fourth Proportional to 149,612.94, 224,418.78 and 60,865.71

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Solution

The fourth proportional to 149,612.94, 224,418.78 and 60,865.71 is: 91,298.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,612.94 : 224,418.78 = 60,865.71 : x
  2. Step 2: Convert to fraction form
    149,612.94/224,418.78 = 60,865.71/x
  3. Step 3: Cross multiply
    149,612.94x = 224,418.78 × 60,865.71
  4. Step 4: Simplify right side
    149,612.94x = 13,659,408,382.03
  5. Step 5: Solve for x
    x = 13,659,408,382.03/149,612.94
  6. Step 6: Final answer
    x = 91,298.31

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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.