Home / 53,164.26-79,746.48-49,916.57

Finding the Fourth Proportional to 53,164.26, 79,746.48 and 49,916.57

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Solution

The fourth proportional to 53,164.26, 79,746.48 and 49,916.57 is: 74,874.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,164.26 : 79,746.48 = 49,916.57 : x
  2. Step 2: Convert to fraction form
    53,164.26/79,746.48 = 49,916.57/x
  3. Step 3: Cross multiply
    53,164.26x = 79,746.48 × 49,916.57
  4. Step 4: Simplify right side
    53,164.26x = 3,980,670,352.44
  5. Step 5: Solve for x
    x = 3,980,670,352.44/53,164.26
  6. Step 6: Final answer
    x = 74,874.93

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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.