Home / 331,431.16-497,166.46-103,769.42

Finding the Fourth Proportional to 331,431.16, 497,166.46 and 103,769.42

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Solution

The fourth proportional to 331,431.16, 497,166.46 and 103,769.42 is: 155,660.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,431.16 : 497,166.46 = 103,769.42 : x
  2. Step 2: Convert to fraction form
    331,431.16/497,166.46 = 103,769.42/x
  3. Step 3: Cross multiply
    331,431.16x = 497,166.46 × 103,769.42
  4. Step 4: Simplify right side
    331,431.16x = 51,590,675,197.65
  5. Step 5: Solve for x
    x = 51,590,675,197.65/331,431.16
  6. Step 6: Final answer
    x = 155,660.30

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1.5x scale

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.