Finding the Fourth Proportional to 113,950.07, 157,250.49 and 62,966.31
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Solution
The fourth proportional to 113,950.07, 157,250.49 and 62,966.31 is: 86,893.17
Step by Step Solution
- Step 1: Write the proportion equation
113,950.07 : 157,250.49 = 62,966.31 : x - Step 2: Convert to fraction form
113,950.07/157,250.49 = 62,966.31/x - Step 3: Cross multiply
113,950.07x = 157,250.49 × 62,966.31 - Step 4: Simplify right side
113,950.07x = 9,901,483,100.99 - Step 5: Solve for x
x = 9,901,483,100.99/113,950.07 - Step 6: Final answer
x = 86,893.17
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1.5x scale
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.