Finding the Fourth Proportional to 79,925.50, 119,888.34 and 24,521.50
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Solution
The fourth proportional to 79,925.50, 119,888.34 and 24,521.50 is: 36,782.28
Step by Step Solution
- Step 1: Write the proportion equation
79,925.50 : 119,888.34 = 24,521.50 : x - Step 2: Convert to fraction form
79,925.50/119,888.34 = 24,521.50/x - Step 3: Cross multiply
79,925.50x = 119,888.34 × 24,521.50 - Step 4: Simplify right side
79,925.50x = 2,939,841,929.31 - Step 5: Solve for x
x = 2,939,841,929.31/79,925.50 - Step 6: Final answer
x = 36,782.28
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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.