Finding the Fourth Proportional to 83,823.84, 125,696.88 and 48,773.52
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Solution
The fourth proportional to 83,823.84, 125,696.88 and 48,773.52 is: 73,137.66
Step by Step Solution
- Step 1: Write the proportion equation
83,823.84 : 125,696.88 = 48,773.52 : x - Step 2: Convert to fraction form
83,823.84/125,696.88 = 48,773.52/x - Step 3: Cross multiply
83,823.84x = 125,696.88 × 48,773.52 - Step 4: Simplify right side
83,823.84x = 6,130,679,290.62 - Step 5: Solve for x
x = 6,130,679,290.62/83,823.84 - Step 6: Final answer
x = 73,137.66
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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.