Finding the Fourth Proportional to 144,058.08, 216,246.24 and 84,936.48
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Solution
The fourth proportional to 144,058.08, 216,246.24 and 84,936.48 is: 127,498.54
Step by Step Solution
- Step 1: Write the proportion equation
144,058.08 : 216,246.24 = 84,936.48 : x - Step 2: Convert to fraction form
144,058.08/216,246.24 = 84,936.48/x - Step 3: Cross multiply
144,058.08x = 216,246.24 × 84,936.48 - Step 4: Simplify right side
144,058.08x = 18,367,194,438.84 - Step 5: Solve for x
x = 18,367,194,438.84/144,058.08 - Step 6: Final answer
x = 127,498.54
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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.