Finding the Fourth Proportional to 96,551.68, 133,242.96 and 54,107.68
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Solution
The fourth proportional to 96,551.68, 133,242.96 and 54,107.68 is: 74,669.52
Step by Step Solution
- Step 1: Write the proportion equation
96,551.68 : 133,242.96 = 54,107.68 : x - Step 2: Convert to fraction form
96,551.68/133,242.96 = 54,107.68/x - Step 3: Cross multiply
96,551.68x = 133,242.96 × 54,107.68 - Step 4: Simplify right side
96,551.68x = 7,209,467,441.93 - Step 5: Solve for x
x = 7,209,467,441.93/96,551.68 - Step 6: Final answer
x = 74,669.52
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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.