Home / 103,774.03-155,682.92-33,647.88

Finding the Fourth Proportional to 103,774.03, 155,682.92 and 33,647.88

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Solution

The fourth proportional to 103,774.03, 155,682.92 and 33,647.88 is: 50,478.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,774.03 : 155,682.92 = 33,647.88 : x
  2. Step 2: Convert to fraction form
    103,774.03/155,682.92 = 33,647.88/x
  3. Step 3: Cross multiply
    103,774.03x = 155,682.92 × 33,647.88
  4. Step 4: Simplify right side
    103,774.03x = 5,238,400,210.21
  5. Step 5: Solve for x
    x = 5,238,400,210.21/103,774.03
  6. Step 6: Final answer
    x = 50,478.91

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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.