Home / 331,792.10-497,686.60-104,104.39

Finding the Fourth Proportional to 331,792.10, 497,686.60 and 104,104.39

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Solution

The fourth proportional to 331,792.10, 497,686.60 and 104,104.39 is: 156,156.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,792.10 : 497,686.60 = 104,104.39 : x
  2. Step 2: Convert to fraction form
    331,792.10/497,686.60 = 104,104.39/x
  3. Step 3: Cross multiply
    331,792.10x = 497,686.60 × 104,104.39
  4. Step 4: Simplify right side
    331,792.10x = 51,811,360,016.04
  5. Step 5: Solve for x
    x = 51,811,360,016.04/331,792.10
  6. Step 6: Final answer
    x = 156,156.10

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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.