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Finding the Fourth Proportional to 248,599.59, 343,052.07 and 146,629.35

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Solution

The fourth proportional to 248,599.59, 343,052.07 and 146,629.35 is: 202,339.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,599.59 : 343,052.07 = 146,629.35 : x
  2. Step 2: Convert to fraction form
    248,599.59/343,052.07 = 146,629.35/x
  3. Step 3: Cross multiply
    248,599.59x = 343,052.07 × 146,629.35
  4. Step 4: Simplify right side
    248,599.59x = 50,301,502,040.25
  5. Step 5: Solve for x
    x = 50,301,502,040.25/248,599.59
  6. Step 6: Final answer
    x = 202,339.44

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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.