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Finding the Fourth Proportional to 80,463.69, 111,041.10 and 44,656.02

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Solution

The fourth proportional to 80,463.69, 111,041.10 and 44,656.02 is: 61,625.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,463.69 : 111,041.10 = 44,656.02 : x
  2. Step 2: Convert to fraction form
    80,463.69/111,041.10 = 44,656.02/x
  3. Step 3: Cross multiply
    80,463.69x = 111,041.10 × 44,656.02
  4. Step 4: Simplify right side
    80,463.69x = 4,958,653,582.42
  5. Step 5: Solve for x
    x = 4,958,653,582.42/80,463.69
  6. Step 6: Final answer
    x = 61,625.98

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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.