Finding the Fourth Proportional to 137,655.68, 206,344.04 and 93,286.88
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Solution
The fourth proportional to 137,655.68, 206,344.04 and 93,286.88 is: 139,835.80
Step by Step Solution
- Step 1: Write the proportion equation
137,655.68 : 206,344.04 = 93,286.88 : x - Step 2: Convert to fraction form
137,655.68/206,344.04 = 93,286.88/x - Step 3: Cross multiply
137,655.68x = 206,344.04 × 93,286.88 - Step 4: Simplify right side
137,655.68x = 19,249,191,698.20 - Step 5: Solve for x
x = 19,249,191,698.20/137,655.68 - Step 6: Final answer
x = 139,835.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.