Finding the Fourth Proportional to 93,696.24, 140,319.15 and 53,593.65
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Solution
The fourth proportional to 93,696.24, 140,319.15 and 53,593.65 is: 80,261.66
Step by Step Solution
- Step 1: Write the proportion equation
93,696.24 : 140,319.15 = 53,593.65 : x - Step 2: Convert to fraction form
93,696.24/140,319.15 = 53,593.65/x - Step 3: Cross multiply
93,696.24x = 140,319.15 × 53,593.65 - Step 4: Simplify right side
93,696.24x = 7,520,215,413.40 - Step 5: Solve for x
x = 7,520,215,413.40/93,696.24 - Step 6: Final answer
x = 80,261.66
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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.