Home / 71,085.12-98,094.72-39,253.44

Finding the Fourth Proportional to 71,085.12, 98,094.72 and 39,253.44

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Solution

The fourth proportional to 71,085.12, 98,094.72 and 39,253.44 is: 54,168.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,085.12 : 98,094.72 = 39,253.44 : x
  2. Step 2: Convert to fraction form
    71,085.12/98,094.72 = 39,253.44/x
  3. Step 3: Cross multiply
    71,085.12x = 98,094.72 × 39,253.44
  4. Step 4: Simplify right side
    71,085.12x = 3,850,555,205.84
  5. Step 5: Solve for x
    x = 3,850,555,205.84/71,085.12
  6. Step 6: Final answer
    x = 54,168.23

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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.