Finding the Fourth Proportional to 146,813.95, 202,593.54 and 86,372.88
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Solution
The fourth proportional to 146,813.95, 202,593.54 and 86,372.88 is: 119,188.86
Step by Step Solution
- Step 1: Write the proportion equation
146,813.95 : 202,593.54 = 86,372.88 : x - Step 2: Convert to fraction form
146,813.95/202,593.54 = 86,372.88/x - Step 3: Cross multiply
146,813.95x = 202,593.54 × 86,372.88 - Step 4: Simplify right side
146,813.95x = 17,498,587,519.20 - Step 5: Solve for x
x = 17,498,587,519.20/146,813.95 - Step 6: Final answer
x = 119,188.86
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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.