Finding the Fourth Proportional to 97,928.00, 135,181.98 and 66,139.95
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Solution
The fourth proportional to 97,928.00, 135,181.98 and 66,139.95 is: 91,301.06
Step by Step Solution
- Step 1: Write the proportion equation
97,928.00 : 135,181.98 = 66,139.95 : x - Step 2: Convert to fraction form
97,928.00/135,181.98 = 66,139.95/x - Step 3: Cross multiply
97,928.00x = 135,181.98 × 66,139.95 - Step 4: Simplify right side
97,928.00x = 8,940,929,736.06 - Step 5: Solve for x
x = 8,940,929,736.06/97,928.00 - Step 6: Final answer
x = 91,301.06
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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.