Finding the Fourth Proportional to 242,959.36, 335,284.41 and 135,526.63
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Solution
The fourth proportional to 242,959.36, 335,284.41 and 135,526.63 is: 187,027.02
Step by Step Solution
- Step 1: Write the proportion equation
242,959.36 : 335,284.41 = 135,526.63 : x - Step 2: Convert to fraction form
242,959.36/335,284.41 = 135,526.63/x - Step 3: Cross multiply
242,959.36x = 335,284.41 × 135,526.63 - Step 4: Simplify right side
242,959.36x = 45,439,966,178.84 - Step 5: Solve for x
x = 45,439,966,178.84/242,959.36 - Step 6: Final answer
x = 187,027.02
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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.