Home / 307,416.57-461,168.01-107,691.24

Finding the Fourth Proportional to 307,416.57, 461,168.01 and 107,691.24

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Solution

The fourth proportional to 307,416.57, 461,168.01 and 107,691.24 is: 161,551.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,416.57 : 461,168.01 = 107,691.24 : x
  2. Step 2: Convert to fraction form
    307,416.57/461,168.01 = 107,691.24/x
  3. Step 3: Cross multiply
    307,416.57x = 461,168.01 × 107,691.24
  4. Step 4: Simplify right side
    307,416.57x = 49,663,754,845.23
  5. Step 5: Solve for x
    x = 49,663,754,845.23/307,416.57
  6. Step 6: Final answer
    x = 161,551.98

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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.