Home / 248,848.56-343,420.20-141,436.80

Finding the Fourth Proportional to 248,848.56, 343,420.20 and 141,436.80

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Solution

The fourth proportional to 248,848.56, 343,420.20 and 141,436.80 is: 195,188.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,848.56 : 343,420.20 = 141,436.80 : x
  2. Step 2: Convert to fraction form
    248,848.56/343,420.20 = 141,436.80/x
  3. Step 3: Cross multiply
    248,848.56x = 343,420.20 × 141,436.80
  4. Step 4: Simplify right side
    248,848.56x = 48,572,254,143.36
  5. Step 5: Solve for x
    x = 48,572,254,143.36/248,848.56
  6. Step 6: Final answer
    x = 195,188.01

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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.