Finding the Fourth Proportional to 156,980.09, 235,470.14 and 44,671.97
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Solution
The fourth proportional to 156,980.09, 235,470.14 and 44,671.97 is: 67,007.96
Step by Step Solution
- Step 1: Write the proportion equation
156,980.09 : 235,470.14 = 44,671.97 : x - Step 2: Convert to fraction form
156,980.09/235,470.14 = 44,671.97/x - Step 3: Cross multiply
156,980.09x = 235,470.14 × 44,671.97 - Step 4: Simplify right side
156,980.09x = 10,518,915,029.98 - Step 5: Solve for x
x = 10,518,915,029.98/156,980.09 - Step 6: Final answer
x = 67,007.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.