Finding the Fourth Proportional to 148,776.18, 205,220.97 and 88,306.98
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Solution
The fourth proportional to 148,776.18, 205,220.97 and 88,306.98 is: 121,810.12
Step by Step Solution
- Step 1: Write the proportion equation
148,776.18 : 205,220.97 = 88,306.98 : x - Step 2: Convert to fraction form
148,776.18/205,220.97 = 88,306.98/x - Step 3: Cross multiply
148,776.18x = 205,220.97 × 88,306.98 - Step 4: Simplify right side
148,776.18x = 18,122,444,093.37 - Step 5: Solve for x
x = 18,122,444,093.37/148,776.18 - Step 6: Final answer
x = 121,810.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.