Home / 195,542.81-269,849.08-106,118.81

Finding the Fourth Proportional to 195,542.81, 269,849.08 and 106,118.81

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Solution

The fourth proportional to 195,542.81, 269,849.08 and 106,118.81 is: 146,443.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,542.81 : 269,849.08 = 106,118.81 : x
  2. Step 2: Convert to fraction form
    195,542.81/269,849.08 = 106,118.81/x
  3. Step 3: Cross multiply
    195,542.81x = 269,849.08 × 106,118.81
  4. Step 4: Simplify right side
    195,542.81x = 28,636,064,056.47
  5. Step 5: Solve for x
    x = 28,636,064,056.47/195,542.81
  6. Step 6: Final answer
    x = 146,443.96

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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.