Home / 180,199.68-248,727.45-118,990.56

Finding the Fourth Proportional to 180,199.68, 248,727.45 and 118,990.56

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Solution

The fourth proportional to 180,199.68, 248,727.45 and 118,990.56 is: 164,241.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,199.68 : 248,727.45 = 118,990.56 : x
  2. Step 2: Convert to fraction form
    180,199.68/248,727.45 = 118,990.56/x
  3. Step 3: Cross multiply
    180,199.68x = 248,727.45 × 118,990.56
  4. Step 4: Simplify right side
    180,199.68x = 29,596,218,562.87
  5. Step 5: Solve for x
    x = 29,596,218,562.87/180,199.68
  6. Step 6: Final answer
    x = 164,241.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.