Finding the Fourth Proportional to 70,901.58, 106,417.98 and 35,865.84
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Solution
The fourth proportional to 70,901.58, 106,417.98 and 35,865.84 is: 53,831.95
Step by Step Solution
- Step 1: Write the proportion equation
70,901.58 : 106,417.98 = 35,865.84 : x - Step 2: Convert to fraction form
70,901.58/106,417.98 = 35,865.84/x - Step 3: Cross multiply
70,901.58x = 106,417.98 × 35,865.84 - Step 4: Simplify right side
70,901.58x = 3,816,770,243.80 - Step 5: Solve for x
x = 3,816,770,243.80/70,901.58 - Step 6: Final answer
x = 53,831.95
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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.