Finding the Fourth Proportional to 161,479.99, 242,254.98 and 49,157.26
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Solution
The fourth proportional to 161,479.99, 242,254.98 and 49,157.26 is: 73,746.54
Step by Step Solution
- Step 1: Write the proportion equation
161,479.99 : 242,254.98 = 49,157.26 : x - Step 2: Convert to fraction form
161,479.99/242,254.98 = 49,157.26/x - Step 3: Cross multiply
161,479.99x = 242,254.98 × 49,157.26 - Step 4: Simplify right side
161,479.99x = 11,908,591,038.15 - Step 5: Solve for x
x = 11,908,591,038.15/161,479.99 - Step 6: Final answer
x = 73,746.54
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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.