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Finding the Fourth Proportional to 192,369.66, 265,483.88 and 106,326.81

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Solution

The fourth proportional to 192,369.66, 265,483.88 and 106,326.81 is: 146,738.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,369.66 : 265,483.88 = 106,326.81 : x
  2. Step 2: Convert to fraction form
    192,369.66/265,483.88 = 106,326.81/x
  3. Step 3: Cross multiply
    192,369.66x = 265,483.88 × 106,326.81
  4. Step 4: Simplify right side
    192,369.66x = 28,228,053,535.19
  5. Step 5: Solve for x
    x = 28,228,053,535.19/192,369.66
  6. Step 6: Final answer
    x = 146,738.59

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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.