Finding the Fourth Proportional to 93,759.84, 140,672.16 and 58,657.68
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Solution
The fourth proportional to 93,759.84, 140,672.16 and 58,657.68 is: 88,006.79
Step by Step Solution
- Step 1: Write the proportion equation
93,759.84 : 140,672.16 = 58,657.68 : x - Step 2: Convert to fraction form
93,759.84/140,672.16 = 58,657.68/x - Step 3: Cross multiply
93,759.84x = 140,672.16 × 58,657.68 - Step 4: Simplify right side
93,759.84x = 8,251,502,546.19 - Step 5: Solve for x
x = 8,251,502,546.19/93,759.84 - Step 6: Final answer
x = 88,006.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.