Finding the Fourth Proportional to 89,028,752.67, 133,545,753.41 and 75,992,711.49
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Solution
The fourth proportional to 89,028,752.67, 133,545,753.41 and 75,992,711.49 is: 113,991,307.36
Step by Step Solution
- Step 1: Write the proportion equation
89,028,752.67 : 133,545,753.41 = 75,992,711.49 : x - Step 2: Convert to fraction form
89,028,752.67/133,545,753.41 = 75,992,711.49/x - Step 3: Cross multiply
89,028,752.67x = 133,545,753.41 × 75,992,711.49 - Step 4: Simplify right side
89,028,752.67x = 10,148,503,909,220,850 - Step 5: Solve for x
x = 10,148,503,909,220,850/89,028,752.67 - Step 6: Final answer
x = 113,991,307.36
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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.