Home / 189,740.52-261,831.69-104,852.52

Finding the Fourth Proportional to 189,740.52, 261,831.69 and 104,852.52

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Solution

The fourth proportional to 189,740.52, 261,831.69 and 104,852.52 is: 144,690.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,740.52 : 261,831.69 = 104,852.52 : x
  2. Step 2: Convert to fraction form
    189,740.52/261,831.69 = 104,852.52/x
  3. Step 3: Cross multiply
    189,740.52x = 261,831.69 × 104,852.52
  4. Step 4: Simplify right side
    189,740.52x = 27,453,712,512.36
  5. Step 5: Solve for x
    x = 27,453,712,512.36/189,740.52
  6. Step 6: Final answer
    x = 144,690.83

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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.