Finding the Fourth Proportional to 295,270.35, 442,239.57 and 137,166.09
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Solution
The fourth proportional to 295,270.35, 442,239.57 and 137,166.09 is: 205,439.77
Step by Step Solution
- Step 1: Write the proportion equation
295,270.35 : 442,239.57 = 137,166.09 : x - Step 2: Convert to fraction form
295,270.35/442,239.57 = 137,166.09/x - Step 3: Cross multiply
295,270.35x = 442,239.57 × 137,166.09 - Step 4: Simplify right side
295,270.35x = 60,660,272,660.18 - Step 5: Solve for x
x = 60,660,272,660.18/295,270.35 - Step 6: Final answer
x = 205,439.77
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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.