Finding the Fourth Proportional to 165,153.74, 247,739.99 and 46,815.75
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Solution
The fourth proportional to 165,153.74, 247,739.99 and 46,815.75 is: 70,226.28
Step by Step Solution
- Step 1: Write the proportion equation
165,153.74 : 247,739.99 = 46,815.75 : x - Step 2: Convert to fraction form
165,153.74/247,739.99 = 46,815.75/x - Step 3: Cross multiply
165,153.74x = 247,739.99 × 46,815.75 - Step 4: Simplify right side
165,153.74x = 11,598,133,202.76 - Step 5: Solve for x
x = 11,598,133,202.76/165,153.74 - Step 6: Final answer
x = 70,226.28
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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.