Finding the Fourth Proportional to 92,539,396.10, 137,981,768.14 and 89,996,949.14
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Solution
The fourth proportional to 92,539,396.10, 137,981,768.14 and 89,996,949.14 is: 134,190,827.83
Step by Step Solution
- Step 1: Write the proportion equation
92,539,396.10 : 137,981,768.14 = 89,996,949.14 : x - Step 2: Convert to fraction form
92,539,396.10/137,981,768.14 = 89,996,949.14/x - Step 3: Cross multiply
92,539,396.10x = 137,981,768.14 × 89,996,949.14 - Step 4: Simplify right side
92,539,396.10x = 12,417,938,168,627,950 - Step 5: Solve for x
x = 12,417,938,168,627,950/92,539,396.10 - Step 6: Final answer
x = 134,190,827.83
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.