Finding the Fourth Proportional to 115,562.99, 173,343.42 and 62,280.08
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Solution
The fourth proportional to 115,562.99, 173,343.42 and 62,280.08 is: 93,419.55
Step by Step Solution
- Step 1: Write the proportion equation
115,562.99 : 173,343.42 = 62,280.08 : x - Step 2: Convert to fraction form
115,562.99/173,343.42 = 62,280.08/x - Step 3: Cross multiply
115,562.99x = 173,343.42 × 62,280.08 - Step 4: Simplify right side
115,562.99x = 10,795,842,065.07 - Step 5: Solve for x
x = 10,795,842,065.07/115,562.99 - Step 6: Final answer
x = 93,419.55
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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.