Home / 75,690.22-104,452.54-43,877.60

Finding the Fourth Proportional to 75,690.22, 104,452.54 and 43,877.60

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Solution

The fourth proportional to 75,690.22, 104,452.54 and 43,877.60 is: 60,551.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,690.22 : 104,452.54 = 43,877.60 : x
  2. Step 2: Convert to fraction form
    75,690.22/104,452.54 = 43,877.60/x
  3. Step 3: Cross multiply
    75,690.22x = 104,452.54 × 43,877.60
  4. Step 4: Simplify right side
    75,690.22x = 4,583,126,769.10
  5. Step 5: Solve for x
    x = 4,583,126,769.10/75,690.22
  6. Step 6: Final answer
    x = 60,551.11

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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.