Home / 53,269.26-79,827.75-39,118.29

Finding the Fourth Proportional to 53,269.26, 79,827.75 and 39,118.29

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Solution

The fourth proportional to 53,269.26, 79,827.75 and 39,118.29 is: 58,621.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,269.26 : 79,827.75 = 39,118.29 : x
  2. Step 2: Convert to fraction form
    53,269.26/79,827.75 = 39,118.29/x
  3. Step 3: Cross multiply
    53,269.26x = 79,827.75 × 39,118.29
  4. Step 4: Simplify right side
    53,269.26x = 3,122,725,074.55
  5. Step 5: Solve for x
    x = 3,122,725,074.55/53,269.26
  6. Step 6: Final answer
    x = 58,621.52

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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.