Finding the Fourth Proportional to 97,725.80, 137,092.60 and 97,725.80
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Solution
The fourth proportional to 97,725.80, 137,092.60 and 97,725.80 is: 137,092.60
Step by Step Solution
- Step 1: Write the proportion equation
97,725.80 : 137,092.60 = 97,725.80 : x - Step 2: Convert to fraction form
97,725.80/137,092.60 = 97,725.80/x - Step 3: Cross multiply
97,725.80x = 137,092.60 × 97,725.80 - Step 4: Simplify right side
97,725.80x = 13,397,484,009.08 - Step 5: Solve for x
x = 13,397,484,009.08/97,725.80 - Step 6: Final answer
x = 137,092.60
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.