Home / 159,126.96-238,523.04-121,605.60

Finding the Fourth Proportional to 159,126.96, 238,523.04 and 121,605.60

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Solution

The fourth proportional to 159,126.96, 238,523.04 and 121,605.60 is: 182,280.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,126.96 : 238,523.04 = 121,605.60 : x
  2. Step 2: Convert to fraction form
    159,126.96/238,523.04 = 121,605.60/x
  3. Step 3: Cross multiply
    159,126.96x = 238,523.04 × 121,605.60
  4. Step 4: Simplify right side
    159,126.96x = 29,005,737,393.02
  5. Step 5: Solve for x
    x = 29,005,737,393.02/159,126.96
  6. Step 6: Final answer
    x = 182,280.47

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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.