Finding the Fourth Proportional to 235,032.60, 352,605.60 and 77,252.70
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Solution
The fourth proportional to 235,032.60, 352,605.60 and 77,252.70 is: 115,897.69
Step by Step Solution
- Step 1: Write the proportion equation
235,032.60 : 352,605.60 = 77,252.70 : x - Step 2: Convert to fraction form
235,032.60/352,605.60 = 77,252.70/x - Step 3: Cross multiply
235,032.60x = 352,605.60 × 77,252.70 - Step 4: Simplify right side
235,032.60x = 27,239,734,635.12 - Step 5: Solve for x
x = 27,239,734,635.12/235,032.60 - Step 6: Final answer
x = 115,897.69
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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.