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Finding the Fourth Proportional to 248,855.37, 373,177.76 and 136,503.51

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Solution

The fourth proportional to 248,855.37, 373,177.76 and 136,503.51 is: 204,697.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,855.37 : 373,177.76 = 136,503.51 : x
  2. Step 2: Convert to fraction form
    248,855.37/373,177.76 = 136,503.51/x
  3. Step 3: Cross multiply
    248,855.37x = 373,177.76 × 136,503.51
  4. Step 4: Simplify right side
    248,855.37x = 50,940,073,411.42
  5. Step 5: Solve for x
    x = 50,940,073,411.42/248,855.37
  6. Step 6: Final answer
    x = 204,697.51

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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.