Finding the Fourth Proportional to 89,943,101.84, 124,121,337.72 and 48,689,983.28
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Solution
The fourth proportional to 89,943,101.84, 124,121,337.72 and 48,689,983.28 is: 67,192,099.61
Step by Step Solution
- Step 1: Write the proportion equation
89,943,101.84 : 124,121,337.72 = 48,689,983.28 : x - Step 2: Convert to fraction form
89,943,101.84/124,121,337.72 = 48,689,983.28/x - Step 3: Cross multiply
89,943,101.84x = 124,121,337.72 × 48,689,983.28 - Step 4: Simplify right side
89,943,101.84x = 6,043,465,858,278,033 - Step 5: Solve for x
x = 6,043,465,858,278,033/89,943,101.84 - Step 6: Final answer
x = 67,192,099.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.