Finding the Fourth Proportional to 161,472.36, 242,220.95 and 49,162.21
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Solution
The fourth proportional to 161,472.36, 242,220.95 and 49,162.21 is: 73,747.09
Step by Step Solution
- Step 1: Write the proportion equation
161,472.36 : 242,220.95 = 49,162.21 : x - Step 2: Convert to fraction form
161,472.36/242,220.95 = 49,162.21/x - Step 3: Cross multiply
161,472.36x = 242,220.95 × 49,162.21 - Step 4: Simplify right side
161,472.36x = 11,908,117,210.30 - Step 5: Solve for x
x = 11,908,117,210.30/161,472.36 - Step 6: Final answer
x = 73,747.09
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1.5x scale
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.