Home / 75,268.59-103,872.08-41,275.05

Finding the Fourth Proportional to 75,268.59, 103,872.08 and 41,275.05

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Solution

The fourth proportional to 75,268.59, 103,872.08 and 41,275.05 is: 56,960.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,268.59 : 103,872.08 = 41,275.05 : x
  2. Step 2: Convert to fraction form
    75,268.59/103,872.08 = 41,275.05/x
  3. Step 3: Cross multiply
    75,268.59x = 103,872.08 × 41,275.05
  4. Step 4: Simplify right side
    75,268.59x = 4,287,325,171.30
  5. Step 5: Solve for x
    x = 4,287,325,171.30/75,268.59
  6. Step 6: Final answer
    x = 56,960.35

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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.