Home / 133,267.30-183,908.56-75,906.61

Finding the Fourth Proportional to 133,267.30, 183,908.56 and 75,906.61

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Solution

The fourth proportional to 133,267.30, 183,908.56 and 75,906.61 is: 104,750.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,267.30 : 183,908.56 = 75,906.61 : x
  2. Step 2: Convert to fraction form
    133,267.30/183,908.56 = 75,906.61/x
  3. Step 3: Cross multiply
    133,267.30x = 183,908.56 × 75,906.61
  4. Step 4: Simplify right side
    133,267.30x = 13,959,875,339.58
  5. Step 5: Solve for x
    x = 13,959,875,339.58/133,267.30
  6. Step 6: Final answer
    x = 104,750.94

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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.