Finding the Fourth Proportional to 162,801.14, 224,542.04 and 142,622.99
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Solution
The fourth proportional to 162,801.14, 224,542.04 and 142,622.99 is: 196,711.50
Step by Step Solution
- Step 1: Write the proportion equation
162,801.14 : 224,542.04 = 142,622.99 : x - Step 2: Convert to fraction form
162,801.14/224,542.04 = 142,622.99/x - Step 3: Cross multiply
162,801.14x = 224,542.04 × 142,622.99 - Step 4: Simplify right side
162,801.14x = 32,024,856,973.74 - Step 5: Solve for x
x = 32,024,856,973.74/162,801.14 - Step 6: Final answer
x = 196,711.50
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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.