Finding the Fourth Proportional to 83,809.02, 125,545.18 and 38,767.26
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Solution
The fourth proportional to 83,809.02, 125,545.18 and 38,767.26 is: 58,073.02
Step by Step Solution
- Step 1: Write the proportion equation
83,809.02 : 125,545.18 = 38,767.26 : x - Step 2: Convert to fraction form
83,809.02/125,545.18 = 38,767.26/x - Step 3: Cross multiply
83,809.02x = 125,545.18 × 38,767.26 - Step 4: Simplify right side
83,809.02x = 4,867,042,634.81 - Step 5: Solve for x
x = 4,867,042,634.81/83,809.02 - Step 6: Final answer
x = 58,073.02
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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.