Home / 307,619.37-461,475.18-107,904.58

Finding the Fourth Proportional to 307,619.37, 461,475.18 and 107,904.58

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Solution

The fourth proportional to 307,619.37, 461,475.18 and 107,904.58 is: 161,873.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,619.37 : 461,475.18 = 107,904.58 : x
  2. Step 2: Convert to fraction form
    307,619.37/461,475.18 = 107,904.58/x
  3. Step 3: Cross multiply
    307,619.37x = 461,475.18 × 107,904.58
  4. Step 4: Simplify right side
    307,619.37x = 49,795,287,036.65
  5. Step 5: Solve for x
    x = 49,795,287,036.65/307,619.37
  6. Step 6: Final answer
    x = 161,873.05

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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.