Home / 248,840.24-343,403.28-141,412.64

Finding the Fourth Proportional to 248,840.24, 343,403.28 and 141,412.64

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Solution

The fourth proportional to 248,840.24, 343,403.28 and 141,412.64 is: 195,151.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,840.24 : 343,403.28 = 141,412.64 : x
  2. Step 2: Convert to fraction form
    248,840.24/343,403.28 = 141,412.64/x
  3. Step 3: Cross multiply
    248,840.24x = 343,403.28 × 141,412.64
  4. Step 4: Simplify right side
    248,840.24x = 48,561,564,409.46
  5. Step 5: Solve for x
    x = 48,561,564,409.46/248,840.24
  6. Step 6: Final answer
    x = 195,151.57

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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.