Home / 307,181.19-460,979.37-107,503.32

Finding the Fourth Proportional to 307,181.19, 460,979.37 and 107,503.32

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Solution

The fourth proportional to 307,181.19, 460,979.37 and 107,503.32 is: 161,327.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,181.19 : 460,979.37 = 107,503.32 : x
  2. Step 2: Convert to fraction form
    307,181.19/460,979.37 = 107,503.32/x
  3. Step 3: Cross multiply
    307,181.19x = 460,979.37 × 107,503.32
  4. Step 4: Simplify right side
    307,181.19x = 49,556,812,726.51
  5. Step 5: Solve for x
    x = 49,556,812,726.51/307,181.19
  6. Step 6: Final answer
    x = 161,327.63

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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.