Finding the Fourth Proportional to 110,890.13, 153,028.37 and 60,589.13
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Solution
The fourth proportional to 110,890.13, 153,028.37 and 60,589.13 is: 83,612.99
Step by Step Solution
- Step 1: Write the proportion equation
110,890.13 : 153,028.37 = 60,589.13 : x - Step 2: Convert to fraction form
110,890.13/153,028.37 = 60,589.13/x - Step 3: Cross multiply
110,890.13x = 153,028.37 × 60,589.13 - Step 4: Simplify right side
110,890.13x = 9,271,855,189.95 - Step 5: Solve for x
x = 9,271,855,189.95/110,890.13 - Step 6: Final answer
x = 83,612.99
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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.