Home / 220,162.37-303,824.03-124,669.04

Finding the Fourth Proportional to 220,162.37, 303,824.03 and 124,669.04

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Solution

The fourth proportional to 220,162.37, 303,824.03 and 124,669.04 is: 172,043.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,162.37 : 303,824.03 = 124,669.04 : x
  2. Step 2: Convert to fraction form
    220,162.37/303,824.03 = 124,669.04/x
  3. Step 3: Cross multiply
    220,162.37x = 303,824.03 × 124,669.04
  4. Step 4: Simplify right side
    220,162.37x = 37,877,448,941.58
  5. Step 5: Solve for x
    x = 37,877,448,941.58/220,162.37
  6. Step 6: Final answer
    x = 172,043.25

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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.