Home / 307,186.19-460,986.87-107,508.32

Finding the Fourth Proportional to 307,186.19, 460,986.87 and 107,508.32

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Solution

The fourth proportional to 307,186.19, 460,986.87 and 107,508.32 is: 161,335.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,186.19 : 460,986.87 = 107,508.32 : x
  2. Step 2: Convert to fraction form
    307,186.19/460,986.87 = 107,508.32/x
  3. Step 3: Cross multiply
    307,186.19x = 460,986.87 × 107,508.32
  4. Step 4: Simplify right side
    307,186.19x = 49,559,923,935.76
  5. Step 5: Solve for x
    x = 49,559,923,935.76/307,186.19
  6. Step 6: Final answer
    x = 161,335.13

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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.