Finding the Fourth Proportional to 122,177.69, 183,209.02 and 47,332.88
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Solution
The fourth proportional to 122,177.69, 183,209.02 and 47,332.88 is: 70,977.03
Step by Step Solution
- Step 1: Write the proportion equation
122,177.69 : 183,209.02 = 47,332.88 : x - Step 2: Convert to fraction form
122,177.69/183,209.02 = 47,332.88/x - Step 3: Cross multiply
122,177.69x = 183,209.02 × 47,332.88 - Step 4: Simplify right side
122,177.69x = 8,671,809,982.22 - Step 5: Solve for x
x = 8,671,809,982.22/122,177.69 - Step 6: Final answer
x = 70,977.03
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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.