Finding the Fourth Proportional to 93,012.18, 139,518.81 and 22,891.02
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Solution
The fourth proportional to 93,012.18, 139,518.81 and 22,891.02 is: 34,336.66
Step by Step Solution
- Step 1: Write the proportion equation
93,012.18 : 139,518.81 = 22,891.02 : x - Step 2: Convert to fraction form
93,012.18/139,518.81 = 22,891.02/x - Step 3: Cross multiply
93,012.18x = 139,518.81 × 22,891.02 - Step 4: Simplify right side
93,012.18x = 3,193,727,870.09 - Step 5: Solve for x
x = 3,193,727,870.09/93,012.18 - Step 6: Final answer
x = 34,336.66
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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.