Finding the Fourth Proportional to 133,038.48, 199,590.84 and 39,544.20
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Solution
The fourth proportional to 133,038.48, 199,590.84 and 39,544.20 is: 59,326.14
Step by Step Solution
- Step 1: Write the proportion equation
133,038.48 : 199,590.84 = 39,544.20 : x - Step 2: Convert to fraction form
133,038.48/199,590.84 = 39,544.20/x - Step 3: Cross multiply
133,038.48x = 199,590.84 × 39,544.20 - Step 4: Simplify right side
133,038.48x = 7,892,660,095.13 - Step 5: Solve for x
x = 7,892,660,095.13/133,038.48 - Step 6: Final answer
x = 59,326.14
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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.