Home / 103,778.28-155,689.29-33,652.13

Finding the Fourth Proportional to 103,778.28, 155,689.29 and 33,652.13

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Solution

The fourth proportional to 103,778.28, 155,689.29 and 33,652.13 is: 50,485.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,778.28 : 155,689.29 = 33,652.13 : x
  2. Step 2: Convert to fraction form
    103,778.28/155,689.29 = 33,652.13/x
  3. Step 3: Cross multiply
    103,778.28x = 155,689.29 × 33,652.13
  4. Step 4: Simplify right side
    103,778.28x = 5,239,275,448.24
  5. Step 5: Solve for x
    x = 5,239,275,448.24/103,778.28
  6. Step 6: Final answer
    x = 50,485.28

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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.