Finding the Fourth Proportional to 146,529.84, 219,646.62 and 57,748.80
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Solution
The fourth proportional to 146,529.84, 219,646.62 and 57,748.80 is: 86,564.82
Step by Step Solution
- Step 1: Write the proportion equation
146,529.84 : 219,646.62 = 57,748.80 : x - Step 2: Convert to fraction form
146,529.84/219,646.62 = 57,748.80/x - Step 3: Cross multiply
146,529.84x = 219,646.62 × 57,748.80 - Step 4: Simplify right side
146,529.84x = 12,684,328,729.06 - Step 5: Solve for x
x = 12,684,328,729.06/146,529.84 - Step 6: Final answer
x = 86,564.82
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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.