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Finding the Fourth Proportional to 250,728.63, 376,092.91 and 117,608.89

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Solution

The fourth proportional to 250,728.63, 376,092.91 and 117,608.89 is: 176,413.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,728.63 : 376,092.91 = 117,608.89 : x
  2. Step 2: Convert to fraction form
    250,728.63/376,092.91 = 117,608.89/x
  3. Step 3: Cross multiply
    250,728.63x = 376,092.91 × 117,608.89
  4. Step 4: Simplify right side
    250,728.63x = 44,231,868,184.71
  5. Step 5: Solve for x
    x = 44,231,868,184.71/250,728.63
  6. Step 6: Final answer
    x = 176,413.31

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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.