Finding the Fourth Proportional to 83,734.08, 115,553.12 and 46,010.56
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Solution
The fourth proportional to 83,734.08, 115,553.12 and 46,010.56 is: 63,494.62
Step by Step Solution
- Step 1: Write the proportion equation
83,734.08 : 115,553.12 = 46,010.56 : x - Step 2: Convert to fraction form
83,734.08/115,553.12 = 46,010.56/x - Step 3: Cross multiply
83,734.08x = 115,553.12 × 46,010.56 - Step 4: Simplify right side
83,734.08x = 5,316,663,760.95 - Step 5: Solve for x
x = 5,316,663,760.95/83,734.08 - Step 6: Final answer
x = 63,494.62
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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.