Finding the Fourth Proportional to 91,508.50, 137,258.64 and 24,948.58
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Solution
The fourth proportional to 91,508.50, 137,258.64 and 24,948.58 is: 37,421.75
Step by Step Solution
- Step 1: Write the proportion equation
91,508.50 : 137,258.64 = 24,948.58 : x - Step 2: Convert to fraction form
91,508.50/137,258.64 = 24,948.58/x - Step 3: Cross multiply
91,508.50x = 137,258.64 × 24,948.58 - Step 4: Simplify right side
91,508.50x = 3,424,408,160.73 - Step 5: Solve for x
x = 3,424,408,160.73/91,508.50 - Step 6: Final answer
x = 37,421.75
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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.