Finding the Fourth Proportional to 234,503.64, 351,681.62 and 76,695.26
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Solution
The fourth proportional to 234,503.64, 351,681.62 and 76,695.26 is: 115,018.73
Step by Step Solution
- Step 1: Write the proportion equation
234,503.64 : 351,681.62 = 76,695.26 : x - Step 2: Convert to fraction form
234,503.64/351,681.62 = 76,695.26/x - Step 3: Cross multiply
234,503.64x = 351,681.62 × 76,695.26 - Step 4: Simplify right side
234,503.64x = 26,972,311,141.24 - Step 5: Solve for x
x = 26,972,311,141.24/234,503.64 - Step 6: Final answer
x = 115,018.73
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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.