Home / 72,033.31-99,286.99-48,151.27

Finding the Fourth Proportional to 72,033.31, 99,286.99 and 48,151.27

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Solution

The fourth proportional to 72,033.31, 99,286.99 and 48,151.27 is: 66,369.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,033.31 : 99,286.99 = 48,151.27 : x
  2. Step 2: Convert to fraction form
    72,033.31/99,286.99 = 48,151.27/x
  3. Step 3: Cross multiply
    72,033.31x = 99,286.99 × 48,151.27
  4. Step 4: Simplify right side
    72,033.31x = 4,780,794,662.98
  5. Step 5: Solve for x
    x = 4,780,794,662.98/72,033.31
  6. Step 6: Final answer
    x = 66,369.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.