Home / 100,390.03-150,598.93-33,849.19

Finding the Fourth Proportional to 100,390.03, 150,598.93 and 33,849.19

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Solution

The fourth proportional to 100,390.03, 150,598.93 and 33,849.19 is: 50,778.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,390.03 : 150,598.93 = 33,849.19 : x
  2. Step 2: Convert to fraction form
    100,390.03/150,598.93 = 33,849.19/x
  3. Step 3: Cross multiply
    100,390.03x = 150,598.93 × 33,849.19
  4. Step 4: Simplify right side
    100,390.03x = 5,097,651,795.37
  5. Step 5: Solve for x
    x = 5,097,651,795.37/100,390.03
  6. Step 6: Final answer
    x = 50,778.47

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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.