Home / 248,608.80-343,071.07-151,974.50

Finding the Fourth Proportional to 248,608.80, 343,071.07 and 151,974.50

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Solution

The fourth proportional to 248,608.80, 343,071.07 and 151,974.50 is: 209,719.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,608.80 : 343,071.07 = 151,974.50 : x
  2. Step 2: Convert to fraction form
    248,608.80/343,071.07 = 151,974.50/x
  3. Step 3: Cross multiply
    248,608.80x = 343,071.07 × 151,974.50
  4. Step 4: Simplify right side
    248,608.80x = 52,138,054,088.84
  5. Step 5: Solve for x
    x = 52,138,054,088.84/248,608.80
  6. Step 6: Final answer
    x = 209,719.26

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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.