Finding the Fourth Proportional to 84,639.25, 116,802.84 and 46,913.50
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Solution
The fourth proportional to 84,639.25, 116,802.84 and 46,913.50 is: 64,741.00
Step by Step Solution
- Step 1: Write the proportion equation
84,639.25 : 116,802.84 = 46,913.50 : x - Step 2: Convert to fraction form
84,639.25/116,802.84 = 46,913.50/x - Step 3: Cross multiply
84,639.25x = 116,802.84 × 46,913.50 - Step 4: Simplify right side
84,639.25x = 5,479,630,034.34 - Step 5: Solve for x
x = 5,479,630,034.34/84,639.25 - Step 6: Final answer
x = 64,741.00
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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.