Finding the Fourth Proportional to 125,697.60, 188,390.88 and 63,334.08
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Solution
The fourth proportional to 125,697.60, 188,390.88 and 63,334.08 is: 94,922.76
Step by Step Solution
- Step 1: Write the proportion equation
125,697.60 : 188,390.88 = 63,334.08 : x - Step 2: Convert to fraction form
125,697.60/188,390.88 = 63,334.08/x - Step 3: Cross multiply
125,697.60x = 188,390.88 × 63,334.08 - Step 4: Simplify right side
125,697.60x = 11,931,563,065.19 - Step 5: Solve for x
x = 11,931,563,065.19/125,697.60 - Step 6: Final answer
x = 94,922.76
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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.