Finding the Fourth Proportional to 121,565.60, 182,202.60 and 62,370.80
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Solution
The fourth proportional to 121,565.60, 182,202.60 and 62,370.80 is: 93,481.40
Step by Step Solution
- Step 1: Write the proportion equation
121,565.60 : 182,202.60 = 62,370.80 : x - Step 2: Convert to fraction form
121,565.60/182,202.60 = 62,370.80/x - Step 3: Cross multiply
121,565.60x = 182,202.60 × 62,370.80 - Step 4: Simplify right side
121,565.60x = 11,364,121,924.08 - Step 5: Solve for x
x = 11,364,121,924.08/121,565.60 - Step 6: Final answer
x = 93,481.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.