Finding the Fourth Proportional to 114,113.19, 157,423.14 and 73,839.95
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Solution
The fourth proportional to 114,113.19, 157,423.14 and 73,839.95 is: 101,864.80
Step by Step Solution
- Step 1: Write the proportion equation
114,113.19 : 157,423.14 = 73,839.95 : x - Step 2: Convert to fraction form
114,113.19/157,423.14 = 73,839.95/x - Step 3: Cross multiply
114,113.19x = 157,423.14 × 73,839.95 - Step 4: Simplify right side
114,113.19x = 11,624,117,180.00 - Step 5: Solve for x
x = 11,624,117,180.00/114,113.19 - Step 6: Final answer
x = 101,864.80
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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.