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Finding the Fourth Proportional to 248,886.56, 343,456.08 and 141,468.32

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Solution

The fourth proportional to 248,886.56, 343,456.08 and 141,468.32 is: 195,222.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,886.56 : 343,456.08 = 141,468.32 : x
  2. Step 2: Convert to fraction form
    248,886.56/343,456.08 = 141,468.32/x
  3. Step 3: Cross multiply
    248,886.56x = 343,456.08 × 141,468.32
  4. Step 4: Simplify right side
    248,886.56x = 48,588,154,631.39
  5. Step 5: Solve for x
    x = 48,588,154,631.39/248,886.56
  6. Step 6: Final answer
    x = 195,222.09

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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.