Home / 189,798.24-261,898.56-104,903.52

Finding the Fourth Proportional to 189,798.24, 261,898.56 and 104,903.52

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Solution

The fourth proportional to 189,798.24, 261,898.56 and 104,903.52 is: 144,754.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,798.24 : 261,898.56 = 104,903.52 : x
  2. Step 2: Convert to fraction form
    189,798.24/261,898.56 = 104,903.52/x
  3. Step 3: Cross multiply
    189,798.24x = 261,898.56 × 104,903.52
  4. Step 4: Simplify right side
    189,798.24x = 27,474,080,826.93
  5. Step 5: Solve for x
    x = 27,474,080,826.93/189,798.24
  6. Step 6: Final answer
    x = 144,754.14

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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.