Home / 75,078.33-112,539.03-25,117.33

Finding the Fourth Proportional to 75,078.33, 112,539.03 and 25,117.33

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Solution

The fourth proportional to 75,078.33, 112,539.03 and 25,117.33 is: 37,649.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,078.33 : 112,539.03 = 25,117.33 : x
  2. Step 2: Convert to fraction form
    75,078.33/112,539.03 = 25,117.33/x
  3. Step 3: Cross multiply
    75,078.33x = 112,539.03 × 25,117.33
  4. Step 4: Simplify right side
    75,078.33x = 2,826,679,954.39
  5. Step 5: Solve for x
    x = 2,826,679,954.39/75,078.33
  6. Step 6: Final answer
    x = 37,649.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.