Finding the Fourth Proportional to 97,765.63, 134,916.56 and 53,053.63
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Solution
The fourth proportional to 97,765.63, 134,916.56 and 53,053.63 is: 73,214.00
Step by Step Solution
- Step 1: Write the proportion equation
97,765.63 : 134,916.56 = 53,053.63 : x - Step 2: Convert to fraction form
97,765.63/134,916.56 = 53,053.63/x - Step 3: Cross multiply
97,765.63x = 134,916.56 × 53,053.63 - Step 4: Simplify right side
97,765.63x = 7,157,813,255.11 - Step 5: Solve for x
x = 7,157,813,255.11/97,765.63 - Step 6: Final answer
x = 73,214.00
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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.