Finding the Fourth Proportional to 210,777.08, 316,101.80 and 110,882.18
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Solution
The fourth proportional to 210,777.08, 316,101.80 and 110,882.18 is: 166,289.70
Step by Step Solution
- Step 1: Write the proportion equation
210,777.08 : 316,101.80 = 110,882.18 : x - Step 2: Convert to fraction form
210,777.08/316,101.80 = 110,882.18/x - Step 3: Cross multiply
210,777.08x = 316,101.80 × 110,882.18 - Step 4: Simplify right side
210,777.08x = 35,050,056,685.92 - Step 5: Solve for x
x = 35,050,056,685.92/210,777.08 - Step 6: Final answer
x = 166,289.70
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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.