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Finding the Fourth Proportional to 238,312.02, 357,517.11 and 69,837.84

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Solution

The fourth proportional to 238,312.02, 357,517.11 and 69,837.84 is: 104,771.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,312.02 : 357,517.11 = 69,837.84 : x
  2. Step 2: Convert to fraction form
    238,312.02/357,517.11 = 69,837.84/x
  3. Step 3: Cross multiply
    238,312.02x = 357,517.11 × 69,837.84
  4. Step 4: Simplify right side
    238,312.02x = 24,968,222,725.44
  5. Step 5: Solve for x
    x = 24,968,222,725.44/238,312.02
  6. Step 6: Final answer
    x = 104,771.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.