Finding the Fourth Proportional to 251,281.19, 376,977.36 and 82,794.71
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Solution
The fourth proportional to 251,281.19, 376,977.36 and 82,794.71 is: 124,210.38
Step by Step Solution
- Step 1: Write the proportion equation
251,281.19 : 376,977.36 = 82,794.71 : x - Step 2: Convert to fraction form
251,281.19/376,977.36 = 82,794.71/x - Step 3: Cross multiply
251,281.19x = 376,977.36 × 82,794.71 - Step 4: Simplify right side
251,281.19x = 31,211,731,197.77 - Step 5: Solve for x
x = 31,211,731,197.77/251,281.19 - Step 6: Final answer
x = 124,210.38
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1.5x scale
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.