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Finding the Fourth Proportional to 192,251.94, 265,302.16 and 106,209.55

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Solution

The fourth proportional to 192,251.94, 265,302.16 and 106,209.55 is: 146,566.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,251.94 : 265,302.16 = 106,209.55 : x
  2. Step 2: Convert to fraction form
    192,251.94/265,302.16 = 106,209.55/x
  3. Step 3: Cross multiply
    192,251.94x = 265,302.16 × 106,209.55
  4. Step 4: Simplify right side
    192,251.94x = 28,177,623,027.63
  5. Step 5: Solve for x
    x = 28,177,623,027.63/192,251.94
  6. Step 6: Final answer
    x = 146,566.13

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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.