Finding the Fourth Proportional to 142,439.73, 213,683.36 and 63,551.00
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Solution
The fourth proportional to 142,439.73, 213,683.36 and 63,551.00 is: 95,337.09
Step by Step Solution
- Step 1: Write the proportion equation
142,439.73 : 213,683.36 = 63,551.00 : x - Step 2: Convert to fraction form
142,439.73/213,683.36 = 63,551.00/x - Step 3: Cross multiply
142,439.73x = 213,683.36 × 63,551.00 - Step 4: Simplify right side
142,439.73x = 13,579,789,825.19 - Step 5: Solve for x
x = 13,579,789,825.19/142,439.73 - Step 6: Final answer
x = 95,337.09
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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.