Finding the Fourth Proportional to 124,272.18, 186,424.02 and 122,348.70
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Solution
The fourth proportional to 124,272.18, 186,424.02 and 122,348.70 is: 183,538.56
Step by Step Solution
- Step 1: Write the proportion equation
124,272.18 : 186,424.02 = 122,348.70 : x - Step 2: Convert to fraction form
124,272.18/186,424.02 = 122,348.70/x - Step 3: Cross multiply
124,272.18x = 186,424.02 × 122,348.70 - Step 4: Simplify right side
124,272.18x = 22,808,736,495.77 - Step 5: Solve for x
x = 22,808,736,495.77/124,272.18 - Step 6: Final answer
x = 183,538.56
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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.