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Finding the Fourth Proportional to 307,097.68, 460,688.10 and 107,371.12

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Solution

The fourth proportional to 307,097.68, 460,688.10 and 107,371.12 is: 161,071.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,097.68 : 460,688.10 = 107,371.12 : x
  2. Step 2: Convert to fraction form
    307,097.68/460,688.10 = 107,371.12/x
  3. Step 3: Cross multiply
    307,097.68x = 460,688.10 × 107,371.12
  4. Step 4: Simplify right side
    307,097.68x = 49,464,597,267.67
  5. Step 5: Solve for x
    x = 49,464,597,267.67/307,097.68
  6. Step 6: Final answer
    x = 161,071.22

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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.