Finding the Fourth Proportional to 96,682.14, 145,017.36 and 57,488.67
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Solution
The fourth proportional to 96,682.14, 145,017.36 and 57,488.67 is: 86,229.53
Step by Step Solution
- Step 1: Write the proportion equation
96,682.14 : 145,017.36 = 57,488.67 : x - Step 2: Convert to fraction form
96,682.14/145,017.36 = 57,488.67/x - Step 3: Cross multiply
96,682.14x = 145,017.36 × 57,488.67 - Step 4: Simplify right side
96,682.14x = 8,336,855,153.31 - Step 5: Solve for x
x = 8,336,855,153.31/96,682.14 - Step 6: Final answer
x = 86,229.53
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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.