Finding the Fourth Proportional to 93,511.23, 129,045.97 and 51,069.76
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Solution
The fourth proportional to 93,511.23, 129,045.97 and 51,069.76 is: 70,476.53
Step by Step Solution
- Step 1: Write the proportion equation
93,511.23 : 129,045.97 = 51,069.76 : x - Step 2: Convert to fraction form
93,511.23/129,045.97 = 51,069.76/x - Step 3: Cross multiply
93,511.23x = 129,045.97 × 51,069.76 - Step 4: Simplify right side
93,511.23x = 6,590,346,942.01 - Step 5: Solve for x
x = 6,590,346,942.01/93,511.23 - Step 6: Final answer
x = 70,476.53
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1.5x scale
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.