Home / 242,923.18-335,218.79-134,028.81

Finding the Fourth Proportional to 242,923.18, 335,218.79 and 134,028.81

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Solution

The fourth proportional to 242,923.18, 335,218.79 and 134,028.81 is: 184,951.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,923.18 : 335,218.79 = 134,028.81 : x
  2. Step 2: Convert to fraction form
    242,923.18/335,218.79 = 134,028.81/x
  3. Step 3: Cross multiply
    242,923.18x = 335,218.79 × 134,028.81
  4. Step 4: Simplify right side
    242,923.18x = 44,928,973,167.10
  5. Step 5: Solve for x
    x = 44,928,973,167.10/242,923.18
  6. Step 6: Final answer
    x = 184,951.36

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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.