Finding the Fourth Proportional to 124,336.96, 186,506.74 and 99,534.70
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Solution
The fourth proportional to 124,336.96, 186,506.74 and 99,534.70 is: 149,303.09
Step by Step Solution
- Step 1: Write the proportion equation
124,336.96 : 186,506.74 = 99,534.70 : x - Step 2: Convert to fraction form
124,336.96/186,506.74 = 99,534.70/x - Step 3: Cross multiply
124,336.96x = 186,506.74 × 99,534.70 - Step 4: Simplify right side
124,336.96x = 18,563,892,413.88 - Step 5: Solve for x
x = 18,563,892,413.88/124,336.96 - Step 6: Final answer
x = 149,303.09
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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.