Home / 103,570.20-155,358.54-33,450.12

Finding the Fourth Proportional to 103,570.20, 155,358.54 and 33,450.12

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Solution

The fourth proportional to 103,570.20, 155,358.54 and 33,450.12 is: 50,176.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,570.20 : 155,358.54 = 33,450.12 : x
  2. Step 2: Convert to fraction form
    103,570.20/155,358.54 = 33,450.12/x
  3. Step 3: Cross multiply
    103,570.20x = 155,358.54 × 33,450.12
  4. Step 4: Simplify right side
    103,570.20x = 5,196,761,806.02
  5. Step 5: Solve for x
    x = 5,196,761,806.02/103,570.20
  6. Step 6: Final answer
    x = 50,176.23

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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.