Home / 307,795.20-461,634.48-108,068.64

Finding the Fourth Proportional to 307,795.20, 461,634.48 and 108,068.64

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Solution

The fourth proportional to 307,795.20, 461,634.48 and 108,068.64 is: 162,082.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,795.20 : 461,634.48 = 108,068.64 : x
  2. Step 2: Convert to fraction form
    307,795.20/461,634.48 = 108,068.64/x
  3. Step 3: Cross multiply
    307,795.20x = 461,634.48 × 108,068.64
  4. Step 4: Simplify right side
    307,795.20x = 49,888,210,430.71
  5. Step 5: Solve for x
    x = 49,888,210,430.71/307,795.20
  6. Step 6: Final answer
    x = 162,082.48

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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.