Finding the Fourth Proportional to 106,060.53, 146,363.55 and 58,317.09
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Solution
The fourth proportional to 106,060.53, 146,363.55 and 58,317.09 is: 80,477.59
Step by Step Solution
- Step 1: Write the proportion equation
106,060.53 : 146,363.55 = 58,317.09 : x - Step 2: Convert to fraction form
106,060.53/146,363.55 = 58,317.09/x - Step 3: Cross multiply
106,060.53x = 146,363.55 × 58,317.09 - Step 4: Simplify right side
106,060.53x = 8,535,496,318.07 - Step 5: Solve for x
x = 8,535,496,318.07/106,060.53 - Step 6: Final answer
x = 80,477.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.