Finding the Fourth Proportional to 195,088.21, 292,655.76 and 68,702.33
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Solution
The fourth proportional to 195,088.21, 292,655.76 and 68,702.33 is: 103,061.75
Step by Step Solution
- Step 1: Write the proportion equation
195,088.21 : 292,655.76 = 68,702.33 : x - Step 2: Convert to fraction form
195,088.21/292,655.76 = 68,702.33/x - Step 3: Cross multiply
195,088.21x = 292,655.76 × 68,702.33 - Step 4: Simplify right side
195,088.21x = 20,106,132,855.60 - Step 5: Solve for x
x = 20,106,132,855.60/195,088.21 - Step 6: Final answer
x = 103,061.75
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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.