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Finding the Fourth Proportional to 148,342, 222,540.90 and 59,602.60

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Solution

The fourth proportional to 148,342, 222,540.90 and 59,602.60 is: 89,415.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,342 : 222,540.90 = 59,602.60 : x
  2. Step 2: Convert to fraction form
    148,342/222,540.90 = 59,602.60/x
  3. Step 3: Cross multiply
    148,342x = 222,540.90 × 59,602.60
  4. Step 4: Simplify right side
    148,342x = 13,264,016,246.34
  5. Step 5: Solve for x
    x = 13,264,016,246.34/148,342
  6. Step 6: Final answer
    x = 89,415.11

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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.