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Finding the Fourth Proportional to 248,859.99, 343,416.89 and 146,918.29

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Solution

The fourth proportional to 248,859.99, 343,416.89 and 146,918.29 is: 202,741.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,859.99 : 343,416.89 = 146,918.29 : x
  2. Step 2: Convert to fraction form
    248,859.99/343,416.89 = 146,918.29/x
  3. Step 3: Cross multiply
    248,859.99x = 343,416.89 × 146,918.29
  4. Step 4: Simplify right side
    248,859.99x = 50,454,222,235.92
  5. Step 5: Solve for x
    x = 50,454,222,235.92/248,859.99
  6. Step 6: Final answer
    x = 202,741.40

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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.