Home / 52,514.43-78,802.80-49,189.68

Finding the Fourth Proportional to 52,514.43, 78,802.80 and 49,189.68

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Solution

The fourth proportional to 52,514.43, 78,802.80 and 49,189.68 is: 73,813.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,514.43 : 78,802.80 = 49,189.68 : x
  2. Step 2: Convert to fraction form
    52,514.43/78,802.80 = 49,189.68/x
  3. Step 3: Cross multiply
    52,514.43x = 78,802.80 × 49,189.68
  4. Step 4: Simplify right side
    52,514.43x = 3,876,284,515.10
  5. Step 5: Solve for x
    x = 3,876,284,515.10/52,514.43
  6. Step 6: Final answer
    x = 73,813.70

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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.