Finding the Fourth Proportional to 242,977.80, 364,337.10 and 102,577.80
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Solution
The fourth proportional to 242,977.80, 364,337.10 and 102,577.80 is: 153,811.99
Step by Step Solution
- Step 1: Write the proportion equation
242,977.80 : 364,337.10 = 102,577.80 : x - Step 2: Convert to fraction form
242,977.80/364,337.10 = 102,577.80/x - Step 3: Cross multiply
242,977.80x = 364,337.10 × 102,577.80 - Step 4: Simplify right side
242,977.80x = 37,372,898,176.38 - Step 5: Solve for x
x = 37,372,898,176.38/242,977.80 - Step 6: Final answer
x = 153,811.99
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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.