Finding the Fourth Proportional to 94,342.80, 130,193.04 and 51,904.08
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Solution
The fourth proportional to 94,342.80, 130,193.04 and 51,904.08 is: 71,627.62
Step by Step Solution
- Step 1: Write the proportion equation
94,342.80 : 130,193.04 = 51,904.08 : x - Step 2: Convert to fraction form
94,342.80/130,193.04 = 51,904.08/x - Step 3: Cross multiply
94,342.80x = 130,193.04 × 51,904.08 - Step 4: Simplify right side
94,342.80x = 6,757,549,963.60 - Step 5: Solve for x
x = 6,757,549,963.60/94,342.80 - Step 6: Final answer
x = 71,627.62
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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.