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Finding the Fourth Proportional to 133,573.32, 200,461.54 and 49,413.08

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Solution

The fourth proportional to 133,573.32, 200,461.54 and 49,413.08 is: 74,157.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,573.32 : 200,461.54 = 49,413.08 : x
  2. Step 2: Convert to fraction form
    133,573.32/200,461.54 = 49,413.08/x
  3. Step 3: Cross multiply
    133,573.32x = 200,461.54 × 49,413.08
  4. Step 4: Simplify right side
    133,573.32x = 9,905,422,112.94
  5. Step 5: Solve for x
    x = 9,905,422,112.94/133,573.32
  6. Step 6: Final answer
    x = 74,157.19

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1.5x scale

Why These Related Problems?

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