Finding the Fourth Proportional to 93,639.02, 140,462.62 and 27,085.87
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Solution
The fourth proportional to 93,639.02, 140,462.62 and 27,085.87 is: 40,629.99
Step by Step Solution
- Step 1: Write the proportion equation
93,639.02 : 140,462.62 = 27,085.87 : x - Step 2: Convert to fraction form
93,639.02/140,462.62 = 27,085.87/x - Step 3: Cross multiply
93,639.02x = 140,462.62 × 27,085.87 - Step 4: Simplify right side
93,639.02x = 3,804,552,525.40 - Step 5: Solve for x
x = 3,804,552,525.40/93,639.02 - Step 6: Final answer
x = 40,629.99
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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.