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Finding the Fourth Proportional to 192,016.53, 265,030.25 and 116,628.21

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Solution

The fourth proportional to 192,016.53, 265,030.25 and 116,628.21 is: 160,975.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,016.53 : 265,030.25 = 116,628.21 : x
  2. Step 2: Convert to fraction form
    192,016.53/265,030.25 = 116,628.21/x
  3. Step 3: Cross multiply
    192,016.53x = 265,030.25 × 116,628.21
  4. Step 4: Simplify right side
    192,016.53x = 30,910,003,070.21
  5. Step 5: Solve for x
    x = 30,910,003,070.21/192,016.53
  6. Step 6: Final answer
    x = 160,975.74

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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.