Finding the Fourth Proportional to 226,515.54, 312,595.30 and 124,545.18
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Solution
The fourth proportional to 226,515.54, 312,595.30 and 124,545.18 is: 171,874.47
Step by Step Solution
- Step 1: Write the proportion equation
226,515.54 : 312,595.30 = 124,545.18 : x - Step 2: Convert to fraction form
226,515.54/312,595.30 = 124,545.18/x - Step 3: Cross multiply
226,515.54x = 312,595.30 × 124,545.18 - Step 4: Simplify right side
226,515.54x = 38,932,237,905.65 - Step 5: Solve for x
x = 38,932,237,905.65/226,515.54 - Step 6: Final answer
x = 171,874.47
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1.5x scale
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.