Home / 262,435.19-362,035.83-154,933.21

Finding the Fourth Proportional to 262,435.19, 362,035.83 and 154,933.21

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Solution

The fourth proportional to 262,435.19, 362,035.83 and 154,933.21 is: 213,734.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,435.19 : 362,035.83 = 154,933.21 : x
  2. Step 2: Convert to fraction form
    262,435.19/362,035.83 = 154,933.21/x
  3. Step 3: Cross multiply
    262,435.19x = 362,035.83 × 154,933.21
  4. Step 4: Simplify right side
    262,435.19x = 56,091,372,952.82
  5. Step 5: Solve for x
    x = 56,091,372,952.82/262,435.19
  6. Step 6: Final answer
    x = 213,734.19

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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.