Finding the Fourth Proportional to 177,897.09, 245,497.10 and 97,323.15
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Solution
The fourth proportional to 177,897.09, 245,497.10 and 97,323.15 is: 134,305.46
Step by Step Solution
- Step 1: Write the proportion equation
177,897.09 : 245,497.10 = 97,323.15 : x - Step 2: Convert to fraction form
177,897.09/245,497.10 = 97,323.15/x - Step 3: Cross multiply
177,897.09x = 245,497.10 × 97,323.15 - Step 4: Simplify right side
177,897.09x = 23,892,551,087.87 - Step 5: Solve for x
x = 23,892,551,087.87/177,897.09 - Step 6: Final answer
x = 134,305.46
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Double scale
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.