Home / 107,939,035.68-161,932,192.56-31,265,187.36

Finding the Fourth Proportional to 107,939,035.68, 161,932,192.56 and 31,265,187.36

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Solution

The fourth proportional to 107,939,035.68, 161,932,192.56 and 31,265,187.36 is: 46,904,628.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,939,035.68 : 161,932,192.56 = 31,265,187.36 : x
  2. Step 2: Convert to fraction form
    107,939,035.68/161,932,192.56 = 31,265,187.36/x
  3. Step 3: Cross multiply
    107,939,035.68x = 161,932,192.56 × 31,265,187.36
  4. Step 4: Simplify right side
    107,939,035.68x = 5,062,840,340,003,998
  5. Step 5: Solve for x
    x = 5,062,840,340,003,998/107,939,035.68
  6. Step 6: Final answer
    x = 46,904,628.23

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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.