Home / 71,036.35-98,029.69-39,205.24

Finding the Fourth Proportional to 71,036.35, 98,029.69 and 39,205.24

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Solution

The fourth proportional to 71,036.35, 98,029.69 and 39,205.24 is: 54,102.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,036.35 : 98,029.69 = 39,205.24 : x
  2. Step 2: Convert to fraction form
    71,036.35/98,029.69 = 39,205.24/x
  3. Step 3: Cross multiply
    71,036.35x = 98,029.69 × 39,205.24
  4. Step 4: Simplify right side
    71,036.35x = 3,843,277,523.58
  5. Step 5: Solve for x
    x = 3,843,277,523.58/71,036.35
  6. Step 6: Final answer
    x = 54,102.97

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1.5x scale

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.