Finding the Fourth Proportional to 125,569.18, 173,285.33 and 68,208.54
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Solution
The fourth proportional to 125,569.18, 173,285.33 and 68,208.54 is: 94,127.71
Step by Step Solution
- Step 1: Write the proportion equation
125,569.18 : 173,285.33 = 68,208.54 : x - Step 2: Convert to fraction form
125,569.18/173,285.33 = 68,208.54/x - Step 3: Cross multiply
125,569.18x = 173,285.33 × 68,208.54 - Step 4: Simplify right side
125,569.18x = 11,819,539,533.24 - Step 5: Solve for x
x = 11,819,539,533.24/125,569.18 - Step 6: Final answer
x = 94,127.71
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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.