Home / 189,045.47-260,882.25-104,162.52

Finding the Fourth Proportional to 189,045.47, 260,882.25 and 104,162.52

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Solution

The fourth proportional to 189,045.47, 260,882.25 and 104,162.52 is: 143,744.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,045.47 : 260,882.25 = 104,162.52 : x
  2. Step 2: Convert to fraction form
    189,045.47/260,882.25 = 104,162.52/x
  3. Step 3: Cross multiply
    189,045.47x = 260,882.25 × 104,162.52
  4. Step 4: Simplify right side
    189,045.47x = 27,174,152,583.27
  5. Step 5: Solve for x
    x = 27,174,152,583.27/189,045.47
  6. Step 6: Final answer
    x = 143,744.01

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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.