Finding the Fourth Proportional to 136,303.24, 204,487.23 and 42,809.02
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Solution
The fourth proportional to 136,303.24, 204,487.23 and 42,809.02 is: 64,223.70
Step by Step Solution
- Step 1: Write the proportion equation
136,303.24 : 204,487.23 = 42,809.02 : x - Step 2: Convert to fraction form
136,303.24/204,487.23 = 42,809.02/x - Step 3: Cross multiply
136,303.24x = 204,487.23 × 42,809.02 - Step 4: Simplify right side
136,303.24x = 8,753,897,918.81 - Step 5: Solve for x
x = 8,753,897,918.81/136,303.24 - Step 6: Final answer
x = 64,223.70
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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.