Home / 135,463.21-203,208.18-46,705.03

Finding the Fourth Proportional to 135,463.21, 203,208.18 and 46,705.03

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Solution

The fourth proportional to 135,463.21, 203,208.18 and 46,705.03 is: 70,062.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,463.21 : 203,208.18 = 46,705.03 : x
  2. Step 2: Convert to fraction form
    135,463.21/203,208.18 = 46,705.03/x
  3. Step 3: Cross multiply
    135,463.21x = 203,208.18 × 46,705.03
  4. Step 4: Simplify right side
    135,463.21x = 9,490,844,143.15
  5. Step 5: Solve for x
    x = 9,490,844,143.15/135,463.21
  6. Step 6: Final answer
    x = 70,062.15

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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.