Finding the Fourth Proportional to 106,345.24, 146,751.12 and 58,590.88
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Solution
The fourth proportional to 106,345.24, 146,751.12 and 58,590.88 is: 80,852.49
Step by Step Solution
- Step 1: Write the proportion equation
106,345.24 : 146,751.12 = 58,590.88 : x - Step 2: Convert to fraction form
106,345.24/146,751.12 = 58,590.88/x - Step 3: Cross multiply
106,345.24x = 146,751.12 × 58,590.88 - Step 4: Simplify right side
106,345.24x = 8,598,277,261.79 - Step 5: Solve for x
x = 8,598,277,261.79/106,345.24 - Step 6: Final answer
x = 80,852.49
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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.