Finding the Fourth Proportional to 159,813.96, 239,768.64 and 47,497.92
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Solution
The fourth proportional to 159,813.96, 239,768.64 and 47,497.92 is: 71,261.06
Step by Step Solution
- Step 1: Write the proportion equation
159,813.96 : 239,768.64 = 47,497.92 : x - Step 2: Convert to fraction form
159,813.96/239,768.64 = 47,497.92/x - Step 3: Cross multiply
159,813.96x = 239,768.64 × 47,497.92 - Step 4: Simplify right side
159,813.96x = 11,388,511,681.23 - Step 5: Solve for x
x = 11,388,511,681.23/159,813.96 - Step 6: Final answer
x = 71,261.06
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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.