Home / 307,187.19-460,988.37-107,509.32

Finding the Fourth Proportional to 307,187.19, 460,988.37 and 107,509.32

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Solution

The fourth proportional to 307,187.19, 460,988.37 and 107,509.32 is: 161,336.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,187.19 : 460,988.37 = 107,509.32 : x
  2. Step 2: Convert to fraction form
    307,187.19/460,988.37 = 107,509.32/x
  3. Step 3: Cross multiply
    307,187.19x = 460,988.37 × 107,509.32
  4. Step 4: Simplify right side
    307,187.19x = 49,560,546,186.61
  5. Step 5: Solve for x
    x = 49,560,546,186.61/307,187.19
  6. Step 6: Final answer
    x = 161,336.63

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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.