Home / 242,927.82-335,239.52-135,497.77

Finding the Fourth Proportional to 242,927.82, 335,239.52 and 135,497.77

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Solution

The fourth proportional to 242,927.82, 335,239.52 and 135,497.77 is: 186,986.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,927.82 : 335,239.52 = 135,497.77 : x
  2. Step 2: Convert to fraction form
    242,927.82/335,239.52 = 135,497.77/x
  3. Step 3: Cross multiply
    242,927.82x = 335,239.52 × 135,497.77
  4. Step 4: Simplify right side
    242,927.82x = 45,424,205,860.28
  5. Step 5: Solve for x
    x = 45,424,205,860.28/242,927.82
  6. Step 6: Final answer
    x = 186,986.43

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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.