Home / 188,968.04-260,776.50-104,085.32

Finding the Fourth Proportional to 188,968.04, 260,776.50 and 104,085.32

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Solution

The fourth proportional to 188,968.04, 260,776.50 and 104,085.32 is: 143,638.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,968.04 : 260,776.50 = 104,085.32 : x
  2. Step 2: Convert to fraction form
    188,968.04/260,776.50 = 104,085.32/x
  3. Step 3: Cross multiply
    188,968.04x = 260,776.50 × 104,085.32
  4. Step 4: Simplify right side
    188,968.04x = 27,143,005,450.98
  5. Step 5: Solve for x
    x = 27,143,005,450.98/188,968.04
  6. Step 6: Final answer
    x = 143,638.07

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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.