Home / 248,127.36-342,448.96-140,736.32

Finding the Fourth Proportional to 248,127.36, 342,448.96 and 140,736.32

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Solution

The fourth proportional to 248,127.36, 342,448.96 and 140,736.32 is: 194,234.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,127.36 : 342,448.96 = 140,736.32 : x
  2. Step 2: Convert to fraction form
    248,127.36/342,448.96 = 140,736.32/x
  3. Step 3: Cross multiply
    248,127.36x = 342,448.96 × 140,736.32
  4. Step 4: Simplify right side
    248,127.36x = 48,195,006,418.23
  5. Step 5: Solve for x
    x = 48,195,006,418.23/248,127.36
  6. Step 6: Final answer
    x = 194,234.95

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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.