Home / 103,775.34-155,684.88-33,649.19

Finding the Fourth Proportional to 103,775.34, 155,684.88 and 33,649.19

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Solution

The fourth proportional to 103,775.34, 155,684.88 and 33,649.19 is: 50,480.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,775.34 : 155,684.88 = 33,649.19 : x
  2. Step 2: Convert to fraction form
    103,775.34/155,684.88 = 33,649.19/x
  3. Step 3: Cross multiply
    103,775.34x = 155,684.88 × 33,649.19
  4. Step 4: Simplify right side
    103,775.34x = 5,238,670,107.25
  5. Step 5: Solve for x
    x = 5,238,670,107.25/103,775.34
  6. Step 6: Final answer
    x = 50,480.88

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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.