Home / 61,423.38-92,137.68-21,446.37

Finding the Fourth Proportional to 61,423.38, 92,137.68 and 21,446.37

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Solution

The fourth proportional to 61,423.38, 92,137.68 and 21,446.37 is: 32,170.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,423.38 : 92,137.68 = 21,446.37 : x
  2. Step 2: Convert to fraction form
    61,423.38/92,137.68 = 21,446.37/x
  3. Step 3: Cross multiply
    61,423.38x = 92,137.68 × 21,446.37
  4. Step 4: Simplify right side
    61,423.38x = 1,976,018,776.22
  5. Step 5: Solve for x
    x = 1,976,018,776.22/61,423.38
  6. Step 6: Final answer
    x = 32,170.47

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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.