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Finding the Fourth Proportional to 181,626.52, 272,485.86 and 56,968.60

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Solution

The fourth proportional to 181,626.52, 272,485.86 and 56,968.60 is: 85,467.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,626.52 : 272,485.86 = 56,968.60 : x
  2. Step 2: Convert to fraction form
    181,626.52/272,485.86 = 56,968.60/x
  3. Step 3: Cross multiply
    181,626.52x = 272,485.86 × 56,968.60
  4. Step 4: Simplify right side
    181,626.52x = 15,523,137,964.00
  5. Step 5: Solve for x
    x = 15,523,137,964.00/181,626.52
  6. Step 6: Final answer
    x = 85,467.35

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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.