Finding the Fourth Proportional to 93,220.32, 139,806.99 and 26,660.82
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Solution
The fourth proportional to 93,220.32, 139,806.99 and 26,660.82 is: 39,984.51
Step by Step Solution
- Step 1: Write the proportion equation
93,220.32 : 139,806.99 = 26,660.82 : x - Step 2: Convert to fraction form
93,220.32/139,806.99 = 26,660.82/x - Step 3: Cross multiply
93,220.32x = 139,806.99 × 26,660.82 - Step 4: Simplify right side
93,220.32x = 3,727,368,995.13 - Step 5: Solve for x
x = 3,727,368,995.13/93,220.32 - Step 6: Final answer
x = 39,984.51
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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.