Finding the Fourth Proportional to 93,506.30, 129,039.72 and 51,066.08
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Solution
The fourth proportional to 93,506.30, 129,039.72 and 51,066.08 is: 70,471.75
Step by Step Solution
- Step 1: Write the proportion equation
93,506.30 : 129,039.72 = 51,066.08 : x - Step 2: Convert to fraction form
93,506.30/129,039.72 = 51,066.08/x - Step 3: Cross multiply
93,506.30x = 129,039.72 × 51,066.08 - Step 4: Simplify right side
93,506.30x = 6,589,552,664.70 - Step 5: Solve for x
x = 6,589,552,664.70/93,506.30 - Step 6: Final answer
x = 70,471.75
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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.