Finding the Fourth Proportional to 177,758.01, 245,309.92 and 106,124.65
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Solution
The fourth proportional to 177,758.01, 245,309.92 and 106,124.65 is: 146,454.32
Step by Step Solution
- Step 1: Write the proportion equation
177,758.01 : 245,309.92 = 106,124.65 : x - Step 2: Convert to fraction form
177,758.01/245,309.92 = 106,124.65/x - Step 3: Cross multiply
177,758.01x = 245,309.92 × 106,124.65 - Step 4: Simplify right side
177,758.01x = 26,033,428,522.94 - Step 5: Solve for x
x = 26,033,428,522.94/177,758.01 - Step 6: Final answer
x = 146,454.32
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1.5x scale
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.