Finding the Fourth Proportional to 97,271.80, 145,794.30 and 44,686.60
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Solution
The fourth proportional to 97,271.80, 145,794.30 and 44,686.60 is: 66,977.80
Step by Step Solution
- Step 1: Write the proportion equation
97,271.80 : 145,794.30 = 44,686.60 : x - Step 2: Convert to fraction form
97,271.80/145,794.30 = 44,686.60/x - Step 3: Cross multiply
97,271.80x = 145,794.30 × 44,686.60 - Step 4: Simplify right side
97,271.80x = 6,515,051,566.38 - Step 5: Solve for x
x = 6,515,051,566.38/97,271.80 - Step 6: Final answer
x = 66,977.80
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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.