Finding the Fourth Proportional to 110,858.63, 152,985.11 and 60,557.63
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Solution
The fourth proportional to 110,858.63, 152,985.11 and 60,557.63 is: 83,569.63
Step by Step Solution
- Step 1: Write the proportion equation
110,858.63 : 152,985.11 = 60,557.63 : x - Step 2: Convert to fraction form
110,858.63/152,985.11 = 60,557.63/x - Step 3: Cross multiply
110,858.63x = 152,985.11 × 60,557.63 - Step 4: Simplify right side
110,858.63x = 9,264,414,619.18 - Step 5: Solve for x
x = 9,264,414,619.18/110,858.63 - Step 6: Final answer
x = 83,569.63
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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.