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Finding the Fourth Proportional to 79,950.92, 110,330.50 and 43,651.12

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Solution

The fourth proportional to 79,950.92, 110,330.50 and 43,651.12 is: 60,237.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,950.92 : 110,330.50 = 43,651.12 : x
  2. Step 2: Convert to fraction form
    79,950.92/110,330.50 = 43,651.12/x
  3. Step 3: Cross multiply
    79,950.92x = 110,330.50 × 43,651.12
  4. Step 4: Simplify right side
    79,950.92x = 4,816,049,895.16
  5. Step 5: Solve for x
    x = 4,816,049,895.16/79,950.92
  6. Step 6: Final answer
    x = 60,237.58

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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.