Finding the Fourth Proportional to 92,948.58, 139,426.14 and 29,770.62
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Solution
The fourth proportional to 92,948.58, 139,426.14 and 29,770.62 is: 44,656.98
Step by Step Solution
- Step 1: Write the proportion equation
92,948.58 : 139,426.14 = 29,770.62 : x - Step 2: Convert to fraction form
92,948.58/139,426.14 = 29,770.62/x - Step 3: Cross multiply
92,948.58x = 139,426.14 × 29,770.62 - Step 4: Simplify right side
92,948.58x = 4,150,802,632.01 - Step 5: Solve for x
x = 4,150,802,632.01/92,948.58 - Step 6: Final answer
x = 44,656.98
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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.