Finding the Fourth Proportional to 162,983.70, 228,332.70 and 162,983.70
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Solution
The fourth proportional to 162,983.70, 228,332.70 and 162,983.70 is: 228,332.70
Step by Step Solution
- Step 1: Write the proportion equation
162,983.70 : 228,332.70 = 162,983.70 : x - Step 2: Convert to fraction form
162,983.70/228,332.70 = 162,983.70/x - Step 3: Cross multiply
162,983.70x = 228,332.70 × 162,983.70 - Step 4: Simplify right side
162,983.70x = 37,214,508,276.99 - Step 5: Solve for x
x = 37,214,508,276.99/162,983.70 - Step 6: Final answer
x = 228,332.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.