Home / 248,012.64-342,284.22-140,571.18

Finding the Fourth Proportional to 248,012.64, 342,284.22 and 140,571.18

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Solution

The fourth proportional to 248,012.64, 342,284.22 and 140,571.18 is: 194,003.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,012.64 : 342,284.22 = 140,571.18 : x
  2. Step 2: Convert to fraction form
    248,012.64/342,284.22 = 140,571.18/x
  3. Step 3: Cross multiply
    248,012.64x = 342,284.22 × 140,571.18
  4. Step 4: Simplify right side
    248,012.64x = 48,115,296,700.78
  5. Step 5: Solve for x
    x = 48,115,296,700.78/248,012.64
  6. Step 6: Final answer
    x = 194,003.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.