Finding the Fourth Proportional to 180,118.18, 248,545.87 and 99,532.70
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Solution
The fourth proportional to 180,118.18, 248,545.87 and 99,532.70 is: 137,345.61
Step by Step Solution
- Step 1: Write the proportion equation
180,118.18 : 248,545.87 = 99,532.70 : x - Step 2: Convert to fraction form
180,118.18/248,545.87 = 99,532.70/x - Step 3: Cross multiply
180,118.18x = 248,545.87 × 99,532.70 - Step 4: Simplify right side
180,118.18x = 24,738,440,955.43 - Step 5: Solve for x
x = 24,738,440,955.43/180,118.18 - Step 6: Final answer
x = 137,345.61
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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.