Finding the Fourth Proportional to 74,590.70, 111,874.94 and 24,671.08
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Solution
The fourth proportional to 74,590.70, 111,874.94 and 24,671.08 is: 37,002.95
Step by Step Solution
- Step 1: Write the proportion equation
74,590.70 : 111,874.94 = 24,671.08 : x - Step 2: Convert to fraction form
74,590.70/111,874.94 = 24,671.08/x - Step 3: Cross multiply
74,590.70x = 111,874.94 × 24,671.08 - Step 4: Simplify right side
74,590.70x = 2,760,075,594.74 - Step 5: Solve for x
x = 2,760,075,594.74/74,590.70 - Step 6: Final answer
x = 37,002.95
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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.