Finding the Fourth Proportional to 75,119.16, 103,657.26 and 44,898.48
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Solution
The fourth proportional to 75,119.16, 103,657.26 and 44,898.48 is: 61,955.61
Step by Step Solution
- Step 1: Write the proportion equation
75,119.16 : 103,657.26 = 44,898.48 : x - Step 2: Convert to fraction form
75,119.16/103,657.26 = 44,898.48/x - Step 3: Cross multiply
75,119.16x = 103,657.26 × 44,898.48 - Step 4: Simplify right side
75,119.16x = 4,654,053,414.96 - Step 5: Solve for x
x = 4,654,053,414.96/75,119.16 - Step 6: Final answer
x = 61,955.61
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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.