Finding the Fourth Proportional to 135,653.13, 203,438.07 and 93,802.14
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Solution
The fourth proportional to 135,653.13, 203,438.07 and 93,802.14 is: 140,674.43
Step by Step Solution
- Step 1: Write the proportion equation
135,653.13 : 203,438.07 = 93,802.14 : x - Step 2: Convert to fraction form
135,653.13/203,438.07 = 93,802.14/x - Step 3: Cross multiply
135,653.13x = 203,438.07 × 93,802.14 - Step 4: Simplify right side
135,653.13x = 19,082,926,323.47 - Step 5: Solve for x
x = 19,082,926,323.47/135,653.13 - Step 6: Final answer
x = 140,674.43
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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.