Finding the Fourth Proportional to 124,257.26, 171,479.50 and 73,246.70
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Solution
The fourth proportional to 124,257.26, 171,479.50 and 73,246.70 is: 101,083.09
Step by Step Solution
- Step 1: Write the proportion equation
124,257.26 : 171,479.50 = 73,246.70 : x - Step 2: Convert to fraction form
124,257.26/171,479.50 = 73,246.70/x - Step 3: Cross multiply
124,257.26x = 171,479.50 × 73,246.70 - Step 4: Simplify right side
124,257.26x = 12,560,307,492.65 - Step 5: Solve for x
x = 12,560,307,492.65/124,257.26 - Step 6: Final answer
x = 101,083.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.