Home / 189,113.06-260,975.23-104,230.10

Finding the Fourth Proportional to 189,113.06, 260,975.23 and 104,230.10

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Solution

The fourth proportional to 189,113.06, 260,975.23 and 104,230.10 is: 143,837.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,113.06 : 260,975.23 = 104,230.10 : x
  2. Step 2: Convert to fraction form
    189,113.06/260,975.23 = 104,230.10/x
  3. Step 3: Cross multiply
    189,113.06x = 260,975.23 × 104,230.10
  4. Step 4: Simplify right side
    189,113.06x = 27,201,472,754.97
  5. Step 5: Solve for x
    x = 27,201,472,754.97/189,113.06
  6. Step 6: Final answer
    x = 143,837.10

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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.