Finding the Fourth Proportional to 135,277.18, 186,648.91 and 87,473.00
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Solution
The fourth proportional to 135,277.18, 186,648.91 and 87,473.00 is: 120,691.02
Step by Step Solution
- Step 1: Write the proportion equation
135,277.18 : 186,648.91 = 87,473.00 : x - Step 2: Convert to fraction form
135,277.18/186,648.91 = 87,473.00/x - Step 3: Cross multiply
135,277.18x = 186,648.91 × 87,473.00 - Step 4: Simplify right side
135,277.18x = 16,326,740,352.37 - Step 5: Solve for x
x = 16,326,740,352.37/135,277.18 - Step 6: Final answer
x = 120,691.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.