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Finding the Fourth Proportional to 53,889.98, 80,834.90 and 16,450.22

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Solution

The fourth proportional to 53,889.98, 80,834.90 and 16,450.22 is: 24,675.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,889.98 : 80,834.90 = 16,450.22 : x
  2. Step 2: Convert to fraction form
    53,889.98/80,834.90 = 16,450.22/x
  3. Step 3: Cross multiply
    53,889.98x = 80,834.90 × 16,450.22
  4. Step 4: Simplify right side
    53,889.98x = 1,329,752,008.51
  5. Step 5: Solve for x
    x = 1,329,752,008.51/53,889.98
  6. Step 6: Final answer
    x = 24,675.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.