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Finding the Fourth Proportional to 168,051.30, 252,004.05 and 55,688.10

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Solution

The fourth proportional to 168,051.30, 252,004.05 and 55,688.10 is: 83,507.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,051.30 : 252,004.05 = 55,688.10 : x
  2. Step 2: Convert to fraction form
    168,051.30/252,004.05 = 55,688.10/x
  3. Step 3: Cross multiply
    168,051.30x = 252,004.05 × 55,688.10
  4. Step 4: Simplify right side
    168,051.30x = 14,033,626,736.81
  5. Step 5: Solve for x
    x = 14,033,626,736.81/168,051.30
  6. Step 6: Final answer
    x = 83,507.99

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.