Finding the Fourth Proportional to 98,216.48, 147,349.44 and 39,032.48
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Solution
The fourth proportional to 98,216.48, 147,349.44 and 39,032.48 is: 58,558.54
Step by Step Solution
- Step 1: Write the proportion equation
98,216.48 : 147,349.44 = 39,032.48 : x - Step 2: Convert to fraction form
98,216.48/147,349.44 = 39,032.48/x - Step 3: Cross multiply
98,216.48x = 147,349.44 × 39,032.48 - Step 4: Simplify right side
98,216.48x = 5,751,414,069.81 - Step 5: Solve for x
x = 5,751,414,069.81/98,216.48 - Step 6: Final answer
x = 58,558.54
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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.