Finding the Fourth Proportional to 152,545.92, 228,726.24 and 68,290.08
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Solution
The fourth proportional to 152,545.92, 228,726.24 and 68,290.08 is: 102,393.65
Step by Step Solution
- Step 1: Write the proportion equation
152,545.92 : 228,726.24 = 68,290.08 : x - Step 2: Convert to fraction form
152,545.92/228,726.24 = 68,290.08/x - Step 3: Cross multiply
152,545.92x = 228,726.24 × 68,290.08 - Step 4: Simplify right side
152,545.92x = 15,619,733,227.70 - Step 5: Solve for x
x = 15,619,733,227.70/152,545.92 - Step 6: Final answer
x = 102,393.65
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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.