Home / 248,945.20-373,374.60-91,092.40

Finding the Fourth Proportional to 248,945.20, 373,374.60 and 91,092.40

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Solution

The fourth proportional to 248,945.20, 373,374.60 and 91,092.40 is: 136,622.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,945.20 : 373,374.60 = 91,092.40 : x
  2. Step 2: Convert to fraction form
    248,945.20/373,374.60 = 91,092.40/x
  3. Step 3: Cross multiply
    248,945.20x = 373,374.60 × 91,092.40
  4. Step 4: Simplify right side
    248,945.20x = 34,011,588,413.04
  5. Step 5: Solve for x
    x = 34,011,588,413.04/248,945.20
  6. Step 6: Final answer
    x = 136,622.79

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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.