Finding the Fourth Proportional to 162,812.19, 224,565.36 and 101,589.21
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Solution
The fourth proportional to 162,812.19, 224,565.36 and 101,589.21 is: 140,121.07
Step by Step Solution
- Step 1: Write the proportion equation
162,812.19 : 224,565.36 = 101,589.21 : x - Step 2: Convert to fraction form
162,812.19/224,565.36 = 101,589.21/x - Step 3: Cross multiply
162,812.19x = 224,565.36 × 101,589.21 - Step 4: Simplify right side
162,812.19x = 22,813,417,515.77 - Step 5: Solve for x
x = 22,813,417,515.77/162,812.19 - Step 6: Final answer
x = 140,121.07
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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.