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Finding the Fourth Proportional to 192,444.72, 265,562.94 and 106,398.69

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Solution

The fourth proportional to 192,444.72, 265,562.94 and 106,398.69 is: 146,824.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,444.72 : 265,562.94 = 106,398.69 : x
  2. Step 2: Convert to fraction form
    192,444.72/265,562.94 = 106,398.69/x
  3. Step 3: Cross multiply
    192,444.72x = 265,562.94 × 106,398.69
  4. Step 4: Simplify right side
    192,444.72x = 28,255,548,928.55
  5. Step 5: Solve for x
    x = 28,255,548,928.55/192,444.72
  6. Step 6: Final answer
    x = 146,824.24

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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.