Finding the Fourth Proportional to 146,701.68, 202,453.14 and 83,038.11
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Solution
The fourth proportional to 146,701.68, 202,453.14 and 83,038.11 is: 114,595.32
Step by Step Solution
- Step 1: Write the proportion equation
146,701.68 : 202,453.14 = 83,038.11 : x - Step 2: Convert to fraction form
146,701.68/202,453.14 = 83,038.11/x - Step 3: Cross multiply
146,701.68x = 202,453.14 × 83,038.11 - Step 4: Simplify right side
146,701.68x = 16,811,326,109.17 - Step 5: Solve for x
x = 16,811,326,109.17/146,701.68 - Step 6: Final answer
x = 114,595.32
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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.