Home / 223,544.10-335,024.55-90,315.30

Finding the Fourth Proportional to 223,544.10, 335,024.55 and 90,315.30

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Solution

The fourth proportional to 223,544.10, 335,024.55 and 90,315.30 is: 135,355.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,544.10 : 335,024.55 = 90,315.30 : x
  2. Step 2: Convert to fraction form
    223,544.10/335,024.55 = 90,315.30/x
  3. Step 3: Cross multiply
    223,544.10x = 335,024.55 × 90,315.30
  4. Step 4: Simplify right side
    223,544.10x = 30,257,842,740.62
  5. Step 5: Solve for x
    x = 30,257,842,740.62/223,544.10
  6. Step 6: Final answer
    x = 135,355.14

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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.