Finding the Fourth Proportional to 93,766.26, 129,401.02 and 53,486.58
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Solution
The fourth proportional to 93,766.26, 129,401.02 and 53,486.58 is: 73,813.52
Step by Step Solution
- Step 1: Write the proportion equation
93,766.26 : 129,401.02 = 53,486.58 : x - Step 2: Convert to fraction form
93,766.26/129,401.02 = 53,486.58/x - Step 3: Cross multiply
93,766.26x = 129,401.02 × 53,486.58 - Step 4: Simplify right side
93,766.26x = 6,921,218,008.31 - Step 5: Solve for x
x = 6,921,218,008.31/93,766.26 - Step 6: Final answer
x = 73,813.52
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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.