Home / 75,252.20-103,852.69-41,718.20

Finding the Fourth Proportional to 75,252.20, 103,852.69 and 41,718.20

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Solution

The fourth proportional to 75,252.20, 103,852.69 and 41,718.20 is: 57,573.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,252.20 : 103,852.69 = 41,718.20 : x
  2. Step 2: Convert to fraction form
    75,252.20/103,852.69 = 41,718.20/x
  3. Step 3: Cross multiply
    75,252.20x = 103,852.69 × 41,718.20
  4. Step 4: Simplify right side
    75,252.20x = 4,332,546,772.69
  5. Step 5: Solve for x
    x = 4,332,546,772.69/75,252.20
  6. Step 6: Final answer
    x = 57,573.69

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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.