Finding the Fourth Proportional to 97,356.30, 136,495.65 and 97,356.30
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Solution
The fourth proportional to 97,356.30, 136,495.65 and 97,356.30 is: 136,495.65
Step by Step Solution
- Step 1: Write the proportion equation
97,356.30 : 136,495.65 = 97,356.30 : x - Step 2: Convert to fraction form
97,356.30/136,495.65 = 97,356.30/x - Step 3: Cross multiply
97,356.30x = 136,495.65 × 97,356.30 - Step 4: Simplify right side
97,356.30x = 13,288,711,450.10 - Step 5: Solve for x
x = 13,288,711,450.10/97,356.30 - Step 6: Final answer
x = 136,495.65
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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.