Finding the Fourth Proportional to 97,154.64, 145,734.80 and 27,033.95
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Solution
The fourth proportional to 97,154.64, 145,734.80 and 27,033.95 is: 40,551.72
Step by Step Solution
- Step 1: Write the proportion equation
97,154.64 : 145,734.80 = 27,033.95 : x - Step 2: Convert to fraction form
97,154.64/145,734.80 = 27,033.95/x - Step 3: Cross multiply
97,154.64x = 145,734.80 × 27,033.95 - Step 4: Simplify right side
97,154.64x = 3,939,787,525.63 - Step 5: Solve for x
x = 3,939,787,525.63/97,154.64 - Step 6: Final answer
x = 40,551.72
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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.