Finding the Fourth Proportional to 247,075.68, 340,964.73 and 133,898.43
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Solution
The fourth proportional to 247,075.68, 340,964.73 and 133,898.43 is: 184,779.99
Step by Step Solution
- Step 1: Write the proportion equation
247,075.68 : 340,964.73 = 133,898.43 : x - Step 2: Convert to fraction form
247,075.68/340,964.73 = 133,898.43/x - Step 3: Cross multiply
247,075.68x = 340,964.73 × 133,898.43 - Step 4: Simplify right side
247,075.68x = 45,654,642,032.37 - Step 5: Solve for x
x = 45,654,642,032.37/247,075.68 - Step 6: Final answer
x = 184,779.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.