Finding the Fourth Proportional to 86,335.00, 129,521.03 and 48,913.00
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Solution
The fourth proportional to 86,335.00, 129,521.03 and 48,913.00 is: 73,379.99
Step by Step Solution
- Step 1: Write the proportion equation
86,335.00 : 129,521.03 = 48,913.00 : x - Step 2: Convert to fraction form
86,335.00/129,521.03 = 48,913.00/x - Step 3: Cross multiply
86,335.00x = 129,521.03 × 48,913.00 - Step 4: Simplify right side
86,335.00x = 6,335,261,572.02 - Step 5: Solve for x
x = 6,335,261,572.02/86,335.00 - Step 6: Final answer
x = 73,379.99
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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.