Finding the Fourth Proportional to 88,070.67, 132,129.82 and 62,802.09
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Solution
The fourth proportional to 88,070.67, 132,129.82 and 62,802.09 is: 94,220.12
Step by Step Solution
- Step 1: Write the proportion equation
88,070.67 : 132,129.82 = 62,802.09 : x - Step 2: Convert to fraction form
88,070.67/132,129.82 = 62,802.09/x - Step 3: Cross multiply
88,070.67x = 132,129.82 × 62,802.09 - Step 4: Simplify right side
88,070.67x = 8,298,028,533.31 - Step 5: Solve for x
x = 8,298,028,533.31/88,070.67 - Step 6: Final answer
x = 94,220.12
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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.