Finding the Fourth Proportional to 161,529.60, 242,326.80 and 49,216.80
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Solution
The fourth proportional to 161,529.60, 242,326.80 and 49,216.80 is: 73,835.07
Step by Step Solution
- Step 1: Write the proportion equation
161,529.60 : 242,326.80 = 49,216.80 : x - Step 2: Convert to fraction form
161,529.60/242,326.80 = 49,216.80/x - Step 3: Cross multiply
161,529.60x = 242,326.80 × 49,216.80 - Step 4: Simplify right side
161,529.60x = 11,926,549,650.24 - Step 5: Solve for x
x = 11,926,549,650.24/161,529.60 - Step 6: Final answer
x = 73,835.07
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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.