Home / 75,150.25-103,710.61-41,616.25

Finding the Fourth Proportional to 75,150.25, 103,710.61 and 41,616.25

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Solution

The fourth proportional to 75,150.25, 103,710.61 and 41,616.25 is: 57,432.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,150.25 : 103,710.61 = 41,616.25 : x
  2. Step 2: Convert to fraction form
    75,150.25/103,710.61 = 41,616.25/x
  3. Step 3: Cross multiply
    75,150.25x = 103,710.61 × 41,616.25
  4. Step 4: Simplify right side
    75,150.25x = 4,316,046,465.33
  5. Step 5: Solve for x
    x = 4,316,046,465.33/75,150.25
  6. Step 6: Final answer
    x = 57,432.23

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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.