Finding the Fourth Proportional to 93,521.57, 129,060.44 and 51,080.09
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Solution
The fourth proportional to 93,521.57, 129,060.44 and 51,080.09 is: 70,490.89
Step by Step Solution
- Step 1: Write the proportion equation
93,521.57 : 129,060.44 = 51,080.09 : x - Step 2: Convert to fraction form
93,521.57/129,060.44 = 51,080.09/x - Step 3: Cross multiply
93,521.57x = 129,060.44 × 51,080.09 - Step 4: Simplify right side
93,521.57x = 6,592,418,635.24 - Step 5: Solve for x
x = 6,592,418,635.24/93,521.57 - Step 6: Final answer
x = 70,490.89
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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.