Home / 135,612.18-203,395.19-35,773.34

Finding the Fourth Proportional to 135,612.18, 203,395.19 and 35,773.34

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Solution

The fourth proportional to 135,612.18, 203,395.19 and 35,773.34 is: 53,653.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,612.18 : 203,395.19 = 35,773.34 : x
  2. Step 2: Convert to fraction form
    135,612.18/203,395.19 = 35,773.34/x
  3. Step 3: Cross multiply
    135,612.18x = 203,395.19 × 35,773.34
  4. Step 4: Simplify right side
    135,612.18x = 7,276,124,090.39
  5. Step 5: Solve for x
    x = 7,276,124,090.39/135,612.18
  6. Step 6: Final answer
    x = 53,653.91

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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.