Finding the Fourth Proportional to 97,806.36, 134,971.74 and 53,094.36
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Solution
The fourth proportional to 97,806.36, 134,971.74 and 53,094.36 is: 73,269.65
Step by Step Solution
- Step 1: Write the proportion equation
97,806.36 : 134,971.74 = 53,094.36 : x - Step 2: Convert to fraction form
97,806.36/134,971.74 = 53,094.36/x - Step 3: Cross multiply
97,806.36x = 134,971.74 × 53,094.36 - Step 4: Simplify right side
97,806.36x = 7,166,238,153.39 - Step 5: Solve for x
x = 7,166,238,153.39/97,806.36 - Step 6: Final answer
x = 73,269.65
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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.