Finding the Fourth Proportional to 122,390.16, 183,288.80 and 62,260.44
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Solution
The fourth proportional to 122,390.16, 183,288.80 and 62,260.44 is: 93,239.86
Step by Step Solution
- Step 1: Write the proportion equation
122,390.16 : 183,288.80 = 62,260.44 : x - Step 2: Convert to fraction form
122,390.16/183,288.80 = 62,260.44/x - Step 3: Cross multiply
122,390.16x = 183,288.80 × 62,260.44 - Step 4: Simplify right side
122,390.16x = 11,411,641,335.07 - Step 5: Solve for x
x = 11,411,641,335.07/122,390.16 - Step 6: Final answer
x = 93,239.86
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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.