Finding the Fourth Proportional to 77,682.24, 107,202.24 and 44,148.48
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Solution
The fourth proportional to 77,682.24, 107,202.24 and 44,148.48 is: 60,925.33
Step by Step Solution
- Step 1: Write the proportion equation
77,682.24 : 107,202.24 = 44,148.48 : x - Step 2: Convert to fraction form
77,682.24/107,202.24 = 44,148.48/x - Step 3: Cross multiply
77,682.24x = 107,202.24 × 44,148.48 - Step 4: Simplify right side
77,682.24x = 4,732,815,948.60 - Step 5: Solve for x
x = 4,732,815,948.60/77,682.24 - Step 6: Final answer
x = 60,925.33
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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.