Home / 248,802.27-343,346.61-139,906.98

Finding the Fourth Proportional to 248,802.27, 343,346.61 and 139,906.98

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Solution

The fourth proportional to 248,802.27, 343,346.61 and 139,906.98 is: 193,071.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,802.27 : 343,346.61 = 139,906.98 : x
  2. Step 2: Convert to fraction form
    248,802.27/343,346.61 = 139,906.98/x
  3. Step 3: Cross multiply
    248,802.27x = 343,346.61 × 139,906.98
  4. Step 4: Simplify right side
    248,802.27x = 48,036,587,298.34
  5. Step 5: Solve for x
    x = 48,036,587,298.34/248,802.27
  6. Step 6: Final answer
    x = 193,071.34

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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.