Home / 75,512.02-104,204.36-41,520.56

Finding the Fourth Proportional to 75,512.02, 104,204.36 and 41,520.56

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Solution

The fourth proportional to 75,512.02, 104,204.36 and 41,520.56 is: 57,297.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,512.02 : 104,204.36 = 41,520.56 : x
  2. Step 2: Convert to fraction form
    75,512.02/104,204.36 = 41,520.56/x
  3. Step 3: Cross multiply
    75,512.02x = 104,204.36 × 41,520.56
  4. Step 4: Simplify right side
    75,512.02x = 4,326,623,381.64
  5. Step 5: Solve for x
    x = 4,326,623,381.64/75,512.02
  6. Step 6: Final answer
    x = 57,297.15

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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.