Home / 248,848.20-343,395.72-141,403.32

Finding the Fourth Proportional to 248,848.20, 343,395.72 and 141,403.32

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Solution

The fourth proportional to 248,848.20, 343,395.72 and 141,403.32 is: 195,128.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,848.20 : 343,395.72 = 141,403.32 : x
  2. Step 2: Convert to fraction form
    248,848.20/343,395.72 = 141,403.32/x
  3. Step 3: Cross multiply
    248,848.20x = 343,395.72 × 141,403.32
  4. Step 4: Simplify right side
    248,848.20x = 48,557,294,881.79
  5. Step 5: Solve for x
    x = 48,557,294,881.79/248,848.20
  6. Step 6: Final answer
    x = 195,128.17

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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.