Home / 75,212.32-103,797.84-41,680.48

Finding the Fourth Proportional to 75,212.32, 103,797.84 and 41,680.48

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Solution

The fourth proportional to 75,212.32, 103,797.84 and 41,680.48 is: 57,521.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,212.32 : 103,797.84 = 41,680.48 : x
  2. Step 2: Convert to fraction form
    75,212.32/103,797.84 = 41,680.48/x
  3. Step 3: Cross multiply
    75,212.32x = 103,797.84 × 41,680.48
  4. Step 4: Simplify right side
    75,212.32x = 4,326,343,794.16
  5. Step 5: Solve for x
    x = 4,326,343,794.16/75,212.32
  6. Step 6: Final answer
    x = 57,521.74

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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.