Finding the Fourth Proportional to 93,589.08, 129,152.72 and 53,302.84
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Solution
The fourth proportional to 93,589.08, 129,152.72 and 53,302.84 is: 73,557.80
Step by Step Solution
- Step 1: Write the proportion equation
93,589.08 : 129,152.72 = 53,302.84 : x - Step 2: Convert to fraction form
93,589.08/129,152.72 = 53,302.84/x - Step 3: Cross multiply
93,589.08x = 129,152.72 × 53,302.84 - Step 4: Simplify right side
93,589.08x = 6,884,206,769.72 - Step 5: Solve for x
x = 6,884,206,769.72/93,589.08 - Step 6: Final answer
x = 73,557.80
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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.