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Finding the Fourth Proportional to 72,934.16, 100,599.18 and 44,653.84

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Solution

The fourth proportional to 72,934.16, 100,599.18 and 44,653.84 is: 61,591.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,934.16 : 100,599.18 = 44,653.84 : x
  2. Step 2: Convert to fraction form
    72,934.16/100,599.18 = 44,653.84/x
  3. Step 3: Cross multiply
    72,934.16x = 100,599.18 × 44,653.84
  4. Step 4: Simplify right side
    72,934.16x = 4,492,139,687.85
  5. Step 5: Solve for x
    x = 4,492,139,687.85/72,934.16
  6. Step 6: Final answer
    x = 61,591.71

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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.