Finding the Fourth Proportional to 134,470.41, 201,730.19 and 55,590.80
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Solution
The fourth proportional to 134,470.41, 201,730.19 and 55,590.80 is: 83,396.35
Step by Step Solution
- Step 1: Write the proportion equation
134,470.41 : 201,730.19 = 55,590.80 : x - Step 2: Convert to fraction form
134,470.41/201,730.19 = 55,590.80/x - Step 3: Cross multiply
134,470.41x = 201,730.19 × 55,590.80 - Step 4: Simplify right side
134,470.41x = 11,214,341,359.65 - Step 5: Solve for x
x = 11,214,341,359.65/134,470.41 - Step 6: Final answer
x = 83,396.35
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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.