Finding the Fourth Proportional to 93,902.64, 129,586.66 and 51,460.26
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Solution
The fourth proportional to 93,902.64, 129,586.66 and 51,460.26 is: 71,015.72
Step by Step Solution
- Step 1: Write the proportion equation
93,902.64 : 129,586.66 = 51,460.26 : x - Step 2: Convert to fraction form
93,902.64/129,586.66 = 51,460.26/x - Step 3: Cross multiply
93,902.64x = 129,586.66 × 51,460.26 - Step 4: Simplify right side
93,902.64x = 6,668,563,216.13 - Step 5: Solve for x
x = 6,668,563,216.13/93,902.64 - Step 6: Final answer
x = 71,015.72
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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.