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Finding the Fourth Proportional to 185,397.84, 255,601.62 and 147,283.92

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Solution

The fourth proportional to 185,397.84, 255,601.62 and 147,283.92 is: 203,055.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,397.84 : 255,601.62 = 147,283.92 : x
  2. Step 2: Convert to fraction form
    185,397.84/255,601.62 = 147,283.92/x
  3. Step 3: Cross multiply
    185,397.84x = 255,601.62 × 147,283.92
  4. Step 4: Simplify right side
    185,397.84x = 37,646,008,551.95
  5. Step 5: Solve for x
    x = 37,646,008,551.95/185,397.84
  6. Step 6: Final answer
    x = 203,055.27

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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.