Finding the Fourth Proportional to 119,050.07, 164,291.12 and 65,340.08
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Solution
The fourth proportional to 119,050.07, 164,291.12 and 65,340.08 is: 90,170.42
Step by Step Solution
- Step 1: Write the proportion equation
119,050.07 : 164,291.12 = 65,340.08 : x - Step 2: Convert to fraction form
119,050.07/164,291.12 = 65,340.08/x - Step 3: Cross multiply
119,050.07x = 164,291.12 × 65,340.08 - Step 4: Simplify right side
119,050.07x = 10,734,794,637.05 - Step 5: Solve for x
x = 10,734,794,637.05/119,050.07 - Step 6: Final answer
x = 90,170.42
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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.