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Finding the Fourth Proportional to 192,377.32, 265,492.92 and 107,494.54

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Solution

The fourth proportional to 192,377.32, 265,492.92 and 107,494.54 is: 148,349.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,377.32 : 265,492.92 = 107,494.54 : x
  2. Step 2: Convert to fraction form
    192,377.32/265,492.92 = 107,494.54/x
  3. Step 3: Cross multiply
    192,377.32x = 265,492.92 × 107,494.54
  4. Step 4: Simplify right side
    192,377.32x = 28,539,039,308.66
  5. Step 5: Solve for x
    x = 28,539,039,308.66/192,377.32
  6. Step 6: Final answer
    x = 148,349.29

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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.