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Finding the Fourth Proportional to 185,450.51, 255,926.59 and 104,889.94

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Solution

The fourth proportional to 185,450.51, 255,926.59 and 104,889.94 is: 144,750.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,450.51 : 255,926.59 = 104,889.94 : x
  2. Step 2: Convert to fraction form
    185,450.51/255,926.59 = 104,889.94/x
  3. Step 3: Cross multiply
    185,450.51x = 255,926.59 × 104,889.94
  4. Step 4: Simplify right side
    185,450.51x = 26,844,123,767.46
  5. Step 5: Solve for x
    x = 26,844,123,767.46/185,450.51
  6. Step 6: Final answer
    x = 144,750.87

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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.