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Finding the Fourth Proportional to 248,952.69, 343,553.15 and 141,522.72

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Solution

The fourth proportional to 248,952.69, 343,553.15 and 141,522.72 is: 195,300.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,952.69 : 343,553.15 = 141,522.72 : x
  2. Step 2: Convert to fraction form
    248,952.69/343,553.15 = 141,522.72/x
  3. Step 3: Cross multiply
    248,952.69x = 343,553.15 × 141,522.72
  4. Step 4: Simplify right side
    248,952.69x = 48,620,575,544.95
  5. Step 5: Solve for x
    x = 48,620,575,544.95/248,952.69
  6. Step 6: Final answer
    x = 195,300.46

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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.