Finding the Fourth Proportional to 124,175.71, 186,244.66 and 45,289.99
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Solution
The fourth proportional to 124,175.71, 186,244.66 and 45,289.99 is: 67,928.09
Step by Step Solution
- Step 1: Write the proportion equation
124,175.71 : 186,244.66 = 45,289.99 : x - Step 2: Convert to fraction form
124,175.71/186,244.66 = 45,289.99/x - Step 3: Cross multiply
124,175.71x = 186,244.66 × 45,289.99 - Step 4: Simplify right side
124,175.71x = 8,435,018,788.95 - Step 5: Solve for x
x = 8,435,018,788.95/124,175.71 - Step 6: Final answer
x = 67,928.09
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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.