Home / 298,837.53-448,295.18-109,268.37

Finding the Fourth Proportional to 298,837.53, 448,295.18 and 109,268.37

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Solution

The fourth proportional to 298,837.53, 448,295.18 and 109,268.37 is: 163,916.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,837.53 : 448,295.18 = 109,268.37 : x
  2. Step 2: Convert to fraction form
    298,837.53/448,295.18 = 109,268.37/x
  3. Step 3: Cross multiply
    298,837.53x = 448,295.18 × 109,268.37
  4. Step 4: Simplify right side
    298,837.53x = 48,984,483,051.11
  5. Step 5: Solve for x
    x = 48,984,483,051.11/298,837.53
  6. Step 6: Final answer
    x = 163,916.77

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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.