Home / 242,804.92-335,071.18-135,381.75

Finding the Fourth Proportional to 242,804.92, 335,071.18 and 135,381.75

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Solution

The fourth proportional to 242,804.92, 335,071.18 and 135,381.75 is: 186,827.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,804.92 : 335,071.18 = 135,381.75 : x
  2. Step 2: Convert to fraction form
    242,804.92/335,071.18 = 135,381.75/x
  3. Step 3: Cross multiply
    242,804.92x = 335,071.18 × 135,381.75
  4. Step 4: Simplify right side
    242,804.92x = 45,362,524,462.84
  5. Step 5: Solve for x
    x = 45,362,524,462.84/242,804.92
  6. Step 6: Final answer
    x = 186,827.04

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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.