Finding the Fourth Proportional to 122,137.04, 183,292.13 and 55,585.73
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Solution
The fourth proportional to 122,137.04, 183,292.13 and 55,585.73 is: 83,417.99
Step by Step Solution
- Step 1: Write the proportion equation
122,137.04 : 183,292.13 = 55,585.73 : x - Step 2: Convert to fraction form
122,137.04/183,292.13 = 55,585.73/x - Step 3: Cross multiply
122,137.04x = 183,292.13 × 55,585.73 - Step 4: Simplify right side
122,137.04x = 10,188,426,071.81 - Step 5: Solve for x
x = 10,188,426,071.81/122,137.04 - Step 6: Final answer
x = 83,417.99
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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.