Home / 248,918.16-373,375.56-149,106.72

Finding the Fourth Proportional to 248,918.16, 373,375.56 and 149,106.72

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Solution

The fourth proportional to 248,918.16, 373,375.56 and 149,106.72 is: 223,659.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,918.16 : 373,375.56 = 149,106.72 : x
  2. Step 2: Convert to fraction form
    248,918.16/373,375.56 = 149,106.72/x
  3. Step 3: Cross multiply
    248,918.16x = 373,375.56 × 149,106.72
  4. Step 4: Simplify right side
    248,918.16x = 55,672,805,079.76
  5. Step 5: Solve for x
    x = 55,672,805,079.76/248,918.16
  6. Step 6: Final answer
    x = 223,659.07

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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.