Finding the Fourth Proportional to 283,669.08, 425,502.30 and 83,990.68
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Solution
The fourth proportional to 283,669.08, 425,502.30 and 83,990.68 is: 125,985.63
Step by Step Solution
- Step 1: Write the proportion equation
283,669.08 : 425,502.30 = 83,990.68 : x - Step 2: Convert to fraction form
283,669.08/425,502.30 = 83,990.68/x - Step 3: Cross multiply
283,669.08x = 425,502.30 × 83,990.68 - Step 4: Simplify right side
283,669.08x = 35,738,227,518.56 - Step 5: Solve for x
x = 35,738,227,518.56/283,669.08 - Step 6: Final answer
x = 125,985.63
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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.