Finding the Fourth Proportional to 137,303.71, 205,583.87 and 97,157.68
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Solution
The fourth proportional to 137,303.71, 205,583.87 and 97,157.68 is: 145,473.50
Step by Step Solution
- Step 1: Write the proportion equation
137,303.71 : 205,583.87 = 97,157.68 : x - Step 2: Convert to fraction form
137,303.71/205,583.87 = 97,157.68/x - Step 3: Cross multiply
137,303.71x = 205,583.87 × 97,157.68 - Step 4: Simplify right side
137,303.71x = 19,974,051,854.62 - Step 5: Solve for x
x = 19,974,051,854.62/137,303.71 - Step 6: Final answer
x = 145,473.50
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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.