Finding the Fourth Proportional to 107,374.64, 148,177.44 and 59,627.84
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Solution
The fourth proportional to 107,374.64, 148,177.44 and 59,627.84 is: 82,286.66
Step by Step Solution
- Step 1: Write the proportion equation
107,374.64 : 148,177.44 = 59,627.84 : x - Step 2: Convert to fraction form
107,374.64/148,177.44 = 59,627.84/x - Step 3: Cross multiply
107,374.64x = 148,177.44 × 59,627.84 - Step 4: Simplify right side
107,374.64x = 8,835,500,683.93 - Step 5: Solve for x
x = 8,835,500,683.93/107,374.64 - Step 6: Final answer
x = 82,286.66
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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.