Finding the Fourth Proportional to 83,557.19, 125,386.82 and 36,184.95
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Solution
The fourth proportional to 83,557.19, 125,386.82 and 36,184.95 is: 54,299.53
Step by Step Solution
- Step 1: Write the proportion equation
83,557.19 : 125,386.82 = 36,184.95 : x - Step 2: Convert to fraction form
83,557.19/125,386.82 = 36,184.95/x - Step 3: Cross multiply
83,557.19x = 125,386.82 × 36,184.95 - Step 4: Simplify right side
83,557.19x = 4,537,115,631.43 - Step 5: Solve for x
x = 4,537,115,631.43/83,557.19 - Step 6: Final answer
x = 54,299.53
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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.