Finding the Fourth Proportional to 83,350.08, 115,020.88 and 47,539.34
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Solution
The fourth proportional to 83,350.08, 115,020.88 and 47,539.34 is: 65,603.02
Step by Step Solution
- Step 1: Write the proportion equation
83,350.08 : 115,020.88 = 47,539.34 : x - Step 2: Convert to fraction form
83,350.08/115,020.88 = 47,539.34/x - Step 3: Cross multiply
83,350.08x = 115,020.88 × 47,539.34 - Step 4: Simplify right side
83,350.08x = 5,468,016,721.42 - Step 5: Solve for x
x = 5,468,016,721.42/83,350.08 - Step 6: Final answer
x = 65,603.02
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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.