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Finding the Fourth Proportional to 135,344.66, 203,023.67 and 35,505.07

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Solution

The fourth proportional to 135,344.66, 203,023.67 and 35,505.07 is: 53,259.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,344.66 : 203,023.67 = 35,505.07 : x
  2. Step 2: Convert to fraction form
    135,344.66/203,023.67 = 35,505.07/x
  3. Step 3: Cross multiply
    135,344.66x = 203,023.67 × 35,505.07
  4. Step 4: Simplify right side
    135,344.66x = 7,208,368,929.92
  5. Step 5: Solve for x
    x = 7,208,368,929.92/135,344.66
  6. Step 6: Final answer
    x = 53,259.35

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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.