Finding the Fourth Proportional to 173,595.60, 260,652.60 and 121,237.20
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Solution
The fourth proportional to 173,595.60, 260,652.60 and 121,237.20 is: 182,036.82
Step by Step Solution
- Step 1: Write the proportion equation
173,595.60 : 260,652.60 = 121,237.20 : x - Step 2: Convert to fraction form
173,595.60/260,652.60 = 121,237.20/x - Step 3: Cross multiply
173,595.60x = 260,652.60 × 121,237.20 - Step 4: Simplify right side
173,595.60x = 31,600,791,396.72 - Step 5: Solve for x
x = 31,600,791,396.72/173,595.60 - Step 6: Final answer
x = 182,036.82
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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.