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Finding the Fourth Proportional to 160,670.34, 241,039.22 and 48,358.78

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Solution

The fourth proportional to 160,670.34, 241,039.22 and 48,358.78 is: 72,548.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,670.34 : 241,039.22 = 48,358.78 : x
  2. Step 2: Convert to fraction form
    160,670.34/241,039.22 = 48,358.78/x
  3. Step 3: Cross multiply
    160,670.34x = 241,039.22 × 48,358.78
  4. Step 4: Simplify right side
    160,670.34x = 11,656,362,611.35
  5. Step 5: Solve for x
    x = 11,656,362,611.35/160,670.34
  6. Step 6: Final answer
    x = 72,548.32

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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.