Home / 71,044.08-98,037.96-39,212.52

Finding the Fourth Proportional to 71,044.08, 98,037.96 and 39,212.52

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Solution

The fourth proportional to 71,044.08, 98,037.96 and 39,212.52 is: 54,111.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,044.08 : 98,037.96 = 39,212.52 : x
  2. Step 2: Convert to fraction form
    71,044.08/98,037.96 = 39,212.52/x
  3. Step 3: Cross multiply
    71,044.08x = 98,037.96 × 39,212.52
  4. Step 4: Simplify right side
    71,044.08x = 3,844,315,467.26
  5. Step 5: Solve for x
    x = 3,844,315,467.26/71,044.08
  6. Step 6: Final answer
    x = 54,111.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.