Home / 219,696.48-303,179.04-124,203.84

Finding the Fourth Proportional to 219,696.48, 303,179.04 and 124,203.84

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Solution

The fourth proportional to 219,696.48, 303,179.04 and 124,203.84 is: 171,400.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,696.48 : 303,179.04 = 124,203.84 : x
  2. Step 2: Convert to fraction form
    219,696.48/303,179.04 = 124,203.84/x
  3. Step 3: Cross multiply
    219,696.48x = 303,179.04 × 124,203.84
  4. Step 4: Simplify right side
    219,696.48x = 37,656,000,975.51
  5. Step 5: Solve for x
    x = 37,656,000,975.51/219,696.48
  6. Step 6: Final answer
    x = 171,400.11

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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.