Finding the Fourth Proportional to 83,442.29, 125,208.98 and 35,403.48
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Solution
The fourth proportional to 83,442.29, 125,208.98 and 35,403.48 is: 53,124.55
Step by Step Solution
- Step 1: Write the proportion equation
83,442.29 : 125,208.98 = 35,403.48 : x - Step 2: Convert to fraction form
83,442.29/125,208.98 = 35,403.48/x - Step 3: Cross multiply
83,442.29x = 125,208.98 × 35,403.48 - Step 4: Simplify right side
83,442.29x = 4,432,833,442.23 - Step 5: Solve for x
x = 4,432,833,442.23/83,442.29 - Step 6: Final answer
x = 53,124.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.