Finding the Fourth Proportional to 97,284.74, 145,868.61 and 38,049.80
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Solution
The fourth proportional to 97,284.74, 145,868.61 and 38,049.80 is: 57,051.82
Step by Step Solution
- Step 1: Write the proportion equation
97,284.74 : 145,868.61 = 38,049.80 : x - Step 2: Convert to fraction form
97,284.74/145,868.61 = 38,049.80/x - Step 3: Cross multiply
97,284.74x = 145,868.61 × 38,049.80 - Step 4: Simplify right side
97,284.74x = 5,550,271,436.78 - Step 5: Solve for x
x = 5,550,271,436.78/97,284.74 - Step 6: Final answer
x = 57,051.82
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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.