Finding the Fourth Proportional to 96,316.09, 132,774.74 and 67,548.53
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Solution
The fourth proportional to 96,316.09, 132,774.74 and 67,548.53 is: 93,117.77
Step by Step Solution
- Step 1: Write the proportion equation
96,316.09 : 132,774.74 = 67,548.53 : x - Step 2: Convert to fraction form
96,316.09/132,774.74 = 67,548.53/x - Step 3: Cross multiply
96,316.09x = 132,774.74 × 67,548.53 - Step 4: Simplify right side
96,316.09x = 8,968,739,135.59 - Step 5: Solve for x
x = 8,968,739,135.59/96,316.09 - Step 6: Final answer
x = 93,117.77
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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.