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Finding the Fourth Proportional to 126,906, 190,359 and 53,034

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Solution

The fourth proportional to 126,906, 190,359 and 53,034 is: 79,551

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,906 : 190,359 = 53,034 : x
  2. Step 2: Convert to fraction form
    126,906/190,359 = 53,034/x
  3. Step 3: Cross multiply
    126,906x = 190,359 × 53,034
  4. Step 4: Simplify right side
    126,906x = 10,095,499,206
  5. Step 5: Solve for x
    x = 10,095,499,206/126,906
  6. Step 6: Final answer
    x = 79,551

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.