Finding the Fourth Proportional to 135,456.21, 203,197.68 and 46,698.03
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Solution
The fourth proportional to 135,456.21, 203,197.68 and 46,698.03 is: 70,051.65
Step by Step Solution
- Step 1: Write the proportion equation
135,456.21 : 203,197.68 = 46,698.03 : x - Step 2: Convert to fraction form
135,456.21/203,197.68 = 46,698.03/x - Step 3: Cross multiply
135,456.21x = 203,197.68 × 46,698.03 - Step 4: Simplify right side
135,456.21x = 9,488,931,356.57 - Step 5: Solve for x
x = 9,488,931,356.57/135,456.21 - Step 6: Final answer
x = 70,051.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.