Finding the Fourth Proportional to 93,725.31, 129,340.93 and 51,283.84
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Solution
The fourth proportional to 93,725.31, 129,340.93 and 51,283.84 is: 70,771.70
Step by Step Solution
- Step 1: Write the proportion equation
93,725.31 : 129,340.93 = 51,283.84 : x - Step 2: Convert to fraction form
93,725.31/129,340.93 = 51,283.84/x - Step 3: Cross multiply
93,725.31x = 129,340.93 × 51,283.84 - Step 4: Simplify right side
93,725.31x = 6,633,099,559.57 - Step 5: Solve for x
x = 6,633,099,559.57/93,725.31 - Step 6: Final answer
x = 70,771.70
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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.