Home / 246,505.25-369,813.26-78,035.68

Finding the Fourth Proportional to 246,505.25, 369,813.26 and 78,035.68

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Solution

The fourth proportional to 246,505.25, 369,813.26 and 78,035.68 is: 117,071.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,505.25 : 369,813.26 = 78,035.68 : x
  2. Step 2: Convert to fraction form
    246,505.25/369,813.26 = 78,035.68/x
  3. Step 3: Cross multiply
    246,505.25x = 369,813.26 × 78,035.68
  4. Step 4: Simplify right side
    246,505.25x = 28,858,627,368.05
  5. Step 5: Solve for x
    x = 28,858,627,368.05/246,505.25
  6. Step 6: Final answer
    x = 117,071.05

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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.