Home / 92,949.12-139,423.68-22,828.41

Finding the Fourth Proportional to 92,949.12, 139,423.68 and 22,828.41

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Solution

The fourth proportional to 92,949.12, 139,423.68 and 22,828.41 is: 34,242.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,949.12 : 139,423.68 = 22,828.41 : x
  2. Step 2: Convert to fraction form
    92,949.12/139,423.68 = 22,828.41/x
  3. Step 3: Cross multiply
    92,949.12x = 139,423.68 × 22,828.41
  4. Step 4: Simplify right side
    92,949.12x = 3,182,820,930.75
  5. Step 5: Solve for x
    x = 3,182,820,930.75/92,949.12
  6. Step 6: Final answer
    x = 34,242.62

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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.