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Finding the Fourth Proportional to 72,932.16, 100,596.42 and 44,651.82

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Solution

The fourth proportional to 72,932.16, 100,596.42 and 44,651.82 is: 61,588.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,932.16 : 100,596.42 = 44,651.82 : x
  2. Step 2: Convert to fraction form
    72,932.16/100,596.42 = 44,651.82/x
  3. Step 3: Cross multiply
    72,932.16x = 100,596.42 × 44,651.82
  4. Step 4: Simplify right side
    72,932.16x = 4,491,813,238.48
  5. Step 5: Solve for x
    x = 4,491,813,238.48/72,932.16
  6. Step 6: Final answer
    x = 61,588.92

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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.