Finding the Fourth Proportional to 96,117.08, 132,636.06 and 57,398.58
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Solution
The fourth proportional to 96,117.08, 132,636.06 and 57,398.58 is: 79,206.75
Step by Step Solution
- Step 1: Write the proportion equation
96,117.08 : 132,636.06 = 57,398.58 : x - Step 2: Convert to fraction form
96,117.08/132,636.06 = 57,398.58/x - Step 3: Cross multiply
96,117.08x = 132,636.06 × 57,398.58 - Step 4: Simplify right side
96,117.08x = 7,613,121,500.79 - Step 5: Solve for x
x = 7,613,121,500.79/96,117.08 - Step 6: Final answer
x = 79,206.75
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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.