Finding the Fourth Proportional to 180,033.93, 248,451.84 and 99,466.65
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Solution
The fourth proportional to 180,033.93, 248,451.84 and 99,466.65 is: 137,266.75
Step by Step Solution
- Step 1: Write the proportion equation
180,033.93 : 248,451.84 = 99,466.65 : x - Step 2: Convert to fraction form
180,033.93/248,451.84 = 99,466.65/x - Step 3: Cross multiply
180,033.93x = 248,451.84 × 99,466.65 - Step 4: Simplify right side
180,033.93x = 24,712,672,211.14 - Step 5: Solve for x
x = 24,712,672,211.14/180,033.93 - Step 6: Final answer
x = 137,266.75
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1.5x scale
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.