Home / 220,696.98-304,537.08-130,047.06

Finding the Fourth Proportional to 220,696.98, 304,537.08 and 130,047.06

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Solution

The fourth proportional to 220,696.98, 304,537.08 and 130,047.06 is: 179,450.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,696.98 : 304,537.08 = 130,047.06 : x
  2. Step 2: Convert to fraction form
    220,696.98/304,537.08 = 130,047.06/x
  3. Step 3: Cross multiply
    220,696.98x = 304,537.08 × 130,047.06
  4. Step 4: Simplify right side
    220,696.98x = 39,604,151,914.98
  5. Step 5: Solve for x
    x = 39,604,151,914.98/220,696.98
  6. Step 6: Final answer
    x = 179,450.36

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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.