Finding the Fourth Proportional to 93,598.09, 129,163.44 and 51,156.92
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Solution
The fourth proportional to 93,598.09, 129,163.44 and 51,156.92 is: 70,595.50
Step by Step Solution
- Step 1: Write the proportion equation
93,598.09 : 129,163.44 = 51,156.92 : x - Step 2: Convert to fraction form
93,598.09/129,163.44 = 51,156.92/x - Step 3: Cross multiply
93,598.09x = 129,163.44 × 51,156.92 - Step 4: Simplify right side
93,598.09x = 6,607,603,767.00 - Step 5: Solve for x
x = 6,607,603,767.00/93,598.09 - Step 6: Final answer
x = 70,595.50
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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.