Finding the Fourth Proportional to 93,677.13, 129,275.46 and 51,234.75
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Solution
The fourth proportional to 93,677.13, 129,275.46 and 51,234.75 is: 70,704.51
Step by Step Solution
- Step 1: Write the proportion equation
93,677.13 : 129,275.46 = 51,234.75 : x - Step 2: Convert to fraction form
93,677.13/129,275.46 = 51,234.75/x - Step 3: Cross multiply
93,677.13x = 129,275.46 × 51,234.75 - Step 4: Simplify right side
93,677.13x = 6,623,395,874.24 - Step 5: Solve for x
x = 6,623,395,874.24/93,677.13 - Step 6: Final answer
x = 70,704.51
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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.