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Finding the Fourth Proportional to 71,481.83, 98,643.02 and 41,266.13

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Solution

The fourth proportional to 71,481.83, 98,643.02 and 41,266.13 is: 56,946.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,481.83 : 98,643.02 = 41,266.13 : x
  2. Step 2: Convert to fraction form
    71,481.83/98,643.02 = 41,266.13/x
  3. Step 3: Cross multiply
    71,481.83x = 98,643.02 × 41,266.13
  4. Step 4: Simplify right side
    71,481.83x = 4,070,614,987.37
  5. Step 5: Solve for x
    x = 4,070,614,987.37/71,481.83
  6. Step 6: Final answer
    x = 56,946.15

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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.