Home / 45,909.96-68,995.02-27,193.56

Finding the Fourth Proportional to 45,909.96, 68,995.02 and 27,193.56

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Solution

The fourth proportional to 45,909.96, 68,995.02 and 27,193.56 is: 40,867.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,909.96 : 68,995.02 = 27,193.56 : x
  2. Step 2: Convert to fraction form
    45,909.96/68,995.02 = 27,193.56/x
  3. Step 3: Cross multiply
    45,909.96x = 68,995.02 × 27,193.56
  4. Step 4: Simplify right side
    45,909.96x = 1,876,220,216.07
  5. Step 5: Solve for x
    x = 1,876,220,216.07/45,909.96
  6. Step 6: Final answer
    x = 40,867.39

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1.5x scale

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.