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Finding the Fourth Proportional to 156,653.54, 234,968.62 and 50,048.76

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Solution

The fourth proportional to 156,653.54, 234,968.62 and 50,048.76 is: 75,069.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,653.54 : 234,968.62 = 50,048.76 : x
  2. Step 2: Convert to fraction form
    156,653.54/234,968.62 = 50,048.76/x
  3. Step 3: Cross multiply
    156,653.54x = 234,968.62 × 50,048.76
  4. Step 4: Simplify right side
    156,653.54x = 11,759,888,069.91
  5. Step 5: Solve for x
    x = 11,759,888,069.91/156,653.54
  6. Step 6: Final answer
    x = 75,069.41

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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.