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Finding the Fourth Proportional to 192,030.80, 264,932.52 and 119,428.88

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Solution

The fourth proportional to 192,030.80, 264,932.52 and 119,428.88 is: 164,768.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,030.80 : 264,932.52 = 119,428.88 : x
  2. Step 2: Convert to fraction form
    192,030.80/264,932.52 = 119,428.88/x
  3. Step 3: Cross multiply
    192,030.80x = 264,932.52 × 119,428.88
  4. Step 4: Simplify right side
    192,030.80x = 31,640,594,139.18
  5. Step 5: Solve for x
    x = 31,640,594,139.18/192,030.80
  6. Step 6: Final answer
    x = 164,768.33

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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.