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Finding the Fourth Proportional to 224,245.52, 335,987.64 and 135,312.16

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Solution

The fourth proportional to 224,245.52, 335,987.64 and 135,312.16 is: 202,738.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,245.52 : 335,987.64 = 135,312.16 : x
  2. Step 2: Convert to fraction form
    224,245.52/335,987.64 = 135,312.16/x
  3. Step 3: Cross multiply
    224,245.52x = 335,987.64 × 135,312.16
  4. Step 4: Simplify right side
    224,245.52x = 45,463,213,301.70
  5. Step 5: Solve for x
    x = 45,463,213,301.70/224,245.52
  6. Step 6: Final answer
    x = 202,738.56

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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.