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Finding the Fourth Proportional to 248,790.94, 373,186.79 and 75,684.19

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Solution

The fourth proportional to 248,790.94, 373,186.79 and 75,684.19 is: 113,526.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,790.94 : 373,186.79 = 75,684.19 : x
  2. Step 2: Convert to fraction form
    248,790.94/373,186.79 = 75,684.19/x
  3. Step 3: Cross multiply
    248,790.94x = 373,186.79 × 75,684.19
  4. Step 4: Simplify right side
    248,790.94x = 28,244,340,017.73
  5. Step 5: Solve for x
    x = 28,244,340,017.73/248,790.94
  6. Step 6: Final answer
    x = 113,526.40

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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.