Finding the Fourth Proportional to 254,993.12, 382,541.52 and 88,794.08
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Solution
The fourth proportional to 254,993.12, 382,541.52 and 88,794.08 is: 133,209.17
Step by Step Solution
- Step 1: Write the proportion equation
254,993.12 : 382,541.52 = 88,794.08 : x - Step 2: Convert to fraction form
254,993.12/382,541.52 = 88,794.08/x - Step 3: Cross multiply
254,993.12x = 382,541.52 × 88,794.08 - Step 4: Simplify right side
254,993.12x = 33,967,422,330.20 - Step 5: Solve for x
x = 33,967,422,330.20/254,993.12 - Step 6: Final answer
x = 133,209.17
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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.