Home / 189,481.52-261,484.24-104,598.36

Finding the Fourth Proportional to 189,481.52, 261,484.24 and 104,598.36

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Solution

The fourth proportional to 189,481.52, 261,484.24 and 104,598.36 is: 144,345.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,481.52 : 261,484.24 = 104,598.36 : x
  2. Step 2: Convert to fraction form
    189,481.52/261,484.24 = 104,598.36/x
  3. Step 3: Cross multiply
    189,481.52x = 261,484.24 × 104,598.36
  4. Step 4: Simplify right side
    189,481.52x = 27,350,822,669.85
  5. Step 5: Solve for x
    x = 27,350,822,669.85/189,481.52
  6. Step 6: Final answer
    x = 144,345.59

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1.5x scale

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.