Home / 189,062.07-260,911.23-104,184.60

Finding the Fourth Proportional to 189,062.07, 260,911.23 and 104,184.60

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Solution

The fourth proportional to 189,062.07, 260,911.23 and 104,184.60 is: 143,777.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,062.07 : 260,911.23 = 104,184.60 : x
  2. Step 2: Convert to fraction form
    189,062.07/260,911.23 = 104,184.60/x
  3. Step 3: Cross multiply
    189,062.07x = 260,911.23 × 104,184.60
  4. Step 4: Simplify right side
    189,062.07x = 27,182,932,133.06
  5. Step 5: Solve for x
    x = 27,182,932,133.06/189,062.07
  6. Step 6: Final answer
    x = 143,777.82

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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.