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Finding the Fourth Proportional to 307,067.90, 460,666.65 and 96,727.10

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Solution

The fourth proportional to 307,067.90, 460,666.65 and 96,727.10 is: 145,111.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,067.90 : 460,666.65 = 96,727.10 : x
  2. Step 2: Convert to fraction form
    307,067.90/460,666.65 = 96,727.10/x
  3. Step 3: Cross multiply
    307,067.90x = 460,666.65 × 96,727.10
  4. Step 4: Simplify right side
    307,067.90x = 44,558,949,121.22
  5. Step 5: Solve for x
    x = 44,558,949,121.22/307,067.90
  6. Step 6: Final answer
    x = 145,111.06

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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.