Finding the Fourth Proportional to 96,953.36, 145,428.21 and 68,372.91
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Solution
The fourth proportional to 96,953.36, 145,428.21 and 68,372.91 is: 102,558.08
Step by Step Solution
- Step 1: Write the proportion equation
96,953.36 : 145,428.21 = 68,372.91 : x - Step 2: Convert to fraction form
96,953.36/145,428.21 = 68,372.91/x - Step 3: Cross multiply
96,953.36x = 145,428.21 × 68,372.91 - Step 4: Simplify right side
96,953.36x = 9,943,349,913.79 - Step 5: Solve for x
x = 9,943,349,913.79/96,953.36 - Step 6: Final answer
x = 102,558.08
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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.