Finding the Fourth Proportional to 79,521.16, 119,207.58 and 26,894.02
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Solution
The fourth proportional to 79,521.16, 119,207.58 and 26,894.02 is: 40,315.95
Step by Step Solution
- Step 1: Write the proportion equation
79,521.16 : 119,207.58 = 26,894.02 : x - Step 2: Convert to fraction form
79,521.16/119,207.58 = 26,894.02/x - Step 3: Cross multiply
79,521.16x = 119,207.58 × 26,894.02 - Step 4: Simplify right side
79,521.16x = 3,205,971,040.67 - Step 5: Solve for x
x = 3,205,971,040.67/79,521.16 - Step 6: Final answer
x = 40,315.95
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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.