Home / 309,651.04-464,365.10-107,192.15

Finding the Fourth Proportional to 309,651.04, 464,365.10 and 107,192.15

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Solution

The fourth proportional to 309,651.04, 464,365.10 and 107,192.15 is: 160,749.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,651.04 : 464,365.10 = 107,192.15 : x
  2. Step 2: Convert to fraction form
    309,651.04/464,365.10 = 107,192.15/x
  3. Step 3: Cross multiply
    309,651.04x = 464,365.10 × 107,192.15
  4. Step 4: Simplify right side
    309,651.04x = 49,776,293,453.97
  5. Step 5: Solve for x
    x = 49,776,293,453.97/309,651.04
  6. Step 6: Final answer
    x = 160,749.64

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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.