Home / 85,649.54-118,118.27-73,546.22

Finding the Fourth Proportional to 85,649.54, 118,118.27 and 73,546.22

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Solution

The fourth proportional to 85,649.54, 118,118.27 and 73,546.22 is: 101,426.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,649.54 : 118,118.27 = 73,546.22 : x
  2. Step 2: Convert to fraction form
    85,649.54/118,118.27 = 73,546.22/x
  3. Step 3: Cross multiply
    85,649.54x = 118,118.27 × 73,546.22
  4. Step 4: Simplify right side
    85,649.54x = 8,687,152,750.60
  5. Step 5: Solve for x
    x = 8,687,152,750.60/85,649.54
  6. Step 6: Final answer
    x = 101,426.73

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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.