Home / 223,522.01-308,464.04-121,549.49

Finding the Fourth Proportional to 223,522.01, 308,464.04 and 121,549.49

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Solution

The fourth proportional to 223,522.01, 308,464.04 and 121,549.49 is: 167,740.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,522.01 : 308,464.04 = 121,549.49 : x
  2. Step 2: Convert to fraction form
    223,522.01/308,464.04 = 121,549.49/x
  3. Step 3: Cross multiply
    223,522.01x = 308,464.04 × 121,549.49
  4. Step 4: Simplify right side
    223,522.01x = 37,493,647,516.50
  5. Step 5: Solve for x
    x = 37,493,647,516.50/223,522.01
  6. Step 6: Final answer
    x = 167,740.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.