Finding the Fourth Proportional to 177,823.17, 245,635.61 and 142,267.41
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Solution
The fourth proportional to 177,823.17, 245,635.61 and 142,267.41 is: 196,520.74
Step by Step Solution
- Step 1: Write the proportion equation
177,823.17 : 245,635.61 = 142,267.41 : x - Step 2: Convert to fraction form
177,823.17/245,635.61 = 142,267.41/x - Step 3: Cross multiply
177,823.17x = 245,635.61 × 142,267.41 - Step 4: Simplify right side
177,823.17x = 34,945,941,327.13 - Step 5: Solve for x
x = 34,945,941,327.13/177,823.17 - Step 6: Final answer
x = 196,520.74
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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.