Finding the Fourth Proportional to 102,071.14, 153,106.71 and 35,511.21
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Solution
The fourth proportional to 102,071.14, 153,106.71 and 35,511.21 is: 53,266.82
Step by Step Solution
- Step 1: Write the proportion equation
102,071.14 : 153,106.71 = 35,511.21 : x - Step 2: Convert to fraction form
102,071.14/153,106.71 = 35,511.21/x - Step 3: Cross multiply
102,071.14x = 153,106.71 × 35,511.21 - Step 4: Simplify right side
102,071.14x = 5,437,004,398.05 - Step 5: Solve for x
x = 5,437,004,398.05/102,071.14 - Step 6: Final answer
x = 53,266.82
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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.