Home / 248,878.14-343,485.27-158,243.10

Finding the Fourth Proportional to 248,878.14, 343,485.27 and 158,243.10

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Solution

The fourth proportional to 248,878.14, 343,485.27 and 158,243.10 is: 218,396.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,878.14 : 343,485.27 = 158,243.10 : x
  2. Step 2: Convert to fraction form
    248,878.14/343,485.27 = 158,243.10/x
  3. Step 3: Cross multiply
    248,878.14x = 343,485.27 × 158,243.10
  4. Step 4: Simplify right side
    248,878.14x = 54,354,173,929.14
  5. Step 5: Solve for x
    x = 54,354,173,929.14/248,878.14
  6. Step 6: Final answer
    x = 218,396.74

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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.