Finding the Fourth Proportional to 291,752.04, 437,628.12 and 92,087.98
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Solution
The fourth proportional to 291,752.04, 437,628.12 and 92,087.98 is: 138,131.99
Step by Step Solution
- Step 1: Write the proportion equation
291,752.04 : 437,628.12 = 92,087.98 : x - Step 2: Convert to fraction form
291,752.04/437,628.12 = 92,087.98/x - Step 3: Cross multiply
291,752.04x = 437,628.12 × 92,087.98 - Step 4: Simplify right side
291,752.04x = 40,300,289,562.00 - Step 5: Solve for x
x = 40,300,289,562.00/291,752.04 - Step 6: Final answer
x = 138,131.99
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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.