Home / 190,187.52-262,462-104,145.14

Finding the Fourth Proportional to 190,187.52, 262,462 and 104,145.14

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Solution

The fourth proportional to 190,187.52, 262,462 and 104,145.14 is: 143,722.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,187.52 : 262,462 = 104,145.14 : x
  2. Step 2: Convert to fraction form
    190,187.52/262,462 = 104,145.14/x
  3. Step 3: Cross multiply
    190,187.52x = 262,462 × 104,145.14
  4. Step 4: Simplify right side
    190,187.52x = 27,334,141,734.68
  5. Step 5: Solve for x
    x = 27,334,141,734.68/190,187.52
  6. Step 6: Final answer
    x = 143,722.06

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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.