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Finding the Fourth Proportional to 248,745, 343,277.37 and 141,333.23

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Solution

The fourth proportional to 248,745, 343,277.37 and 141,333.23 is: 195,045.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,745 : 343,277.37 = 141,333.23 : x
  2. Step 2: Convert to fraction form
    248,745/343,277.37 = 141,333.23/x
  3. Step 3: Cross multiply
    248,745x = 343,277.37 × 141,333.23
  4. Step 4: Simplify right side
    248,745x = 48,516,497,771.62
  5. Step 5: Solve for x
    x = 48,516,497,771.62/248,745
  6. Step 6: Final answer
    x = 195,045.12

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1.5x scale

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.