Home / 189,127.08-260,992.14-104,252.04

Finding the Fourth Proportional to 189,127.08, 260,992.14 and 104,252.04

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Solution

The fourth proportional to 189,127.08, 260,992.14 and 104,252.04 is: 143,866.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,127.08 : 260,992.14 = 104,252.04 : x
  2. Step 2: Convert to fraction form
    189,127.08/260,992.14 = 104,252.04/x
  3. Step 3: Cross multiply
    189,127.08x = 260,992.14 × 104,252.04
  4. Step 4: Simplify right side
    189,127.08x = 27,208,963,018.97
  5. Step 5: Solve for x
    x = 27,208,963,018.97/189,127.08
  6. Step 6: Final answer
    x = 143,866.03

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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.