Finding the Fourth Proportional to 140,671.98, 211,125.99 and 131,804.60
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Solution
The fourth proportional to 140,671.98, 211,125.99 and 131,804.60 is: 197,817.48
Step by Step Solution
- Step 1: Write the proportion equation
140,671.98 : 211,125.99 = 131,804.60 : x - Step 2: Convert to fraction form
140,671.98/211,125.99 = 131,804.60/x - Step 3: Cross multiply
140,671.98x = 211,125.99 × 131,804.60 - Step 4: Simplify right side
140,671.98x = 27,827,376,661.55 - Step 5: Solve for x
x = 27,827,376,661.55/140,671.98 - Step 6: Final answer
x = 197,817.48
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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.