Home / 328,110.75-492,166.13-106,494.75

Finding the Fourth Proportional to 328,110.75, 492,166.13 and 106,494.75

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Solution

The fourth proportional to 328,110.75, 492,166.13 and 106,494.75 is: 159,742.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,110.75 : 492,166.13 = 106,494.75 : x
  2. Step 2: Convert to fraction form
    328,110.75/492,166.13 = 106,494.75/x
  3. Step 3: Cross multiply
    328,110.75x = 492,166.13 × 106,494.75
  4. Step 4: Simplify right side
    328,110.75x = 52,413,108,440.34
  5. Step 5: Solve for x
    x = 52,413,108,440.34/328,110.75
  6. Step 6: Final answer
    x = 159,742.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.