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Finding the Fourth Proportional to 181,566.40, 272,349.60 and 169,756.60

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Solution

The fourth proportional to 181,566.40, 272,349.60 and 169,756.60 is: 254,634.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,566.40 : 272,349.60 = 169,756.60 : x
  2. Step 2: Convert to fraction form
    181,566.40/272,349.60 = 169,756.60/x
  3. Step 3: Cross multiply
    181,566.40x = 272,349.60 × 169,756.60
  4. Step 4: Simplify right side
    181,566.40x = 46,233,142,107.36
  5. Step 5: Solve for x
    x = 46,233,142,107.36/181,566.40
  6. Step 6: Final answer
    x = 254,634.90

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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.