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Finding the Fourth Proportional to 59,044.48, 81,482.90 and 36,398.43

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Solution

The fourth proportional to 59,044.48, 81,482.90 and 36,398.43 is: 50,230.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,044.48 : 81,482.90 = 36,398.43 : x
  2. Step 2: Convert to fraction form
    59,044.48/81,482.90 = 36,398.43/x
  3. Step 3: Cross multiply
    59,044.48x = 81,482.90 × 36,398.43
  4. Step 4: Simplify right side
    59,044.48x = 2,965,849,449.85
  5. Step 5: Solve for x
    x = 2,965,849,449.85/59,044.48
  6. Step 6: Final answer
    x = 50,230.77

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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.