Finding the Fourth Proportional to 125,590.10, 188,363.55 and 46,663.70
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Solution
The fourth proportional to 125,590.10, 188,363.55 and 46,663.70 is: 69,987.52
Step by Step Solution
- Step 1: Write the proportion equation
125,590.10 : 188,363.55 = 46,663.70 : x - Step 2: Convert to fraction form
125,590.10/188,363.55 = 46,663.70/x - Step 3: Cross multiply
125,590.10x = 188,363.55 × 46,663.70 - Step 4: Simplify right side
125,590.10x = 8,789,740,188.14 - Step 5: Solve for x
x = 8,789,740,188.14/125,590.10 - Step 6: Final answer
x = 69,987.52
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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.