Home / 309,760.29-464,640.46-110,088.56

Finding the Fourth Proportional to 309,760.29, 464,640.46 and 110,088.56

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Solution

The fourth proportional to 309,760.29, 464,640.46 and 110,088.56 is: 165,132.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,760.29 : 464,640.46 = 110,088.56 : x
  2. Step 2: Convert to fraction form
    309,760.29/464,640.46 = 110,088.56/x
  3. Step 3: Cross multiply
    309,760.29x = 464,640.46 × 110,088.56
  4. Step 4: Simplify right side
    309,760.29x = 51,151,596,560.71
  5. Step 5: Solve for x
    x = 51,151,596,560.71/309,760.29
  6. Step 6: Final answer
    x = 165,132.84

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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.