Home / 103,655.03-155,450.14-33,519.83

Finding the Fourth Proportional to 103,655.03, 155,450.14 and 33,519.83

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Solution

The fourth proportional to 103,655.03, 155,450.14 and 33,519.83 is: 50,269.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,655.03 : 155,450.14 = 33,519.83 : x
  2. Step 2: Convert to fraction form
    103,655.03/155,450.14 = 33,519.83/x
  3. Step 3: Cross multiply
    103,655.03x = 155,450.14 × 33,519.83
  4. Step 4: Simplify right side
    103,655.03x = 5,210,662,266.28
  5. Step 5: Solve for x
    x = 5,210,662,266.28/103,655.03
  6. Step 6: Final answer
    x = 50,269.27

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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.