Finding the Fourth Proportional to 146,507.18, 218,529.16 and 133,053.08
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Solution
The fourth proportional to 146,507.18, 218,529.16 and 133,053.08 is: 198,461.11
Step by Step Solution
- Step 1: Write the proportion equation
146,507.18 : 218,529.16 = 133,053.08 : x - Step 2: Convert to fraction form
146,507.18/218,529.16 = 133,053.08/x - Step 3: Cross multiply
146,507.18x = 218,529.16 × 133,053.08 - Step 4: Simplify right side
146,507.18x = 29,075,977,807.81 - Step 5: Solve for x
x = 29,075,977,807.81/146,507.18 - Step 6: Final answer
x = 198,461.11
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.