Home / 75,132.54-103,682.90-41,141.05

Finding the Fourth Proportional to 75,132.54, 103,682.90 and 41,141.05

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Solution

The fourth proportional to 75,132.54, 103,682.90 and 41,141.05 is: 56,774.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,132.54 : 103,682.90 = 41,141.05 : x
  2. Step 2: Convert to fraction form
    75,132.54/103,682.90 = 41,141.05/x
  3. Step 3: Cross multiply
    75,132.54x = 103,682.90 × 41,141.05
  4. Step 4: Simplify right side
    75,132.54x = 4,265,623,216.69
  5. Step 5: Solve for x
    x = 4,265,623,216.69/75,132.54
  6. Step 6: Final answer
    x = 56,774.64

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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.