Finding the Fourth Proportional to 177,638.08, 245,140.48 and 98,150.08
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Solution
The fourth proportional to 177,638.08, 245,140.48 and 98,150.08 is: 135,447.07
Step by Step Solution
- Step 1: Write the proportion equation
177,638.08 : 245,140.48 = 98,150.08 : x - Step 2: Convert to fraction form
177,638.08/245,140.48 = 98,150.08/x - Step 3: Cross multiply
177,638.08x = 245,140.48 × 98,150.08 - Step 4: Simplify right side
177,638.08x = 24,060,557,723.24 - Step 5: Solve for x
x = 24,060,557,723.24/177,638.08 - Step 6: Final answer
x = 135,447.07
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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.