Home / 49,166.29-73,749.50-21,068.12

Finding the Fourth Proportional to 49,166.29, 73,749.50 and 21,068.12

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Solution

The fourth proportional to 49,166.29, 73,749.50 and 21,068.12 is: 31,602.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,166.29 : 73,749.50 = 21,068.12 : x
  2. Step 2: Convert to fraction form
    49,166.29/73,749.50 = 21,068.12/x
  3. Step 3: Cross multiply
    49,166.29x = 73,749.50 × 21,068.12
  4. Step 4: Simplify right side
    49,166.29x = 1,553,763,177.65
  5. Step 5: Solve for x
    x = 1,553,763,177.65/49,166.29
  6. Step 6: Final answer
    x = 31,602.20

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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.