Finding the Fourth Proportional to 260,670.88, 359,756.12 and 158,756.08
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Solution
The fourth proportional to 260,670.88, 359,756.12 and 158,756.08 is: 219,101.85
Step by Step Solution
- Step 1: Write the proportion equation
260,670.88 : 359,756.12 = 158,756.08 : x - Step 2: Convert to fraction form
260,670.88/359,756.12 = 158,756.08/x - Step 3: Cross multiply
260,670.88x = 359,756.12 × 158,756.08 - Step 4: Simplify right side
260,670.88x = 57,113,471,367.21 - Step 5: Solve for x
x = 57,113,471,367.21/260,670.88 - Step 6: Final answer
x = 219,101.85
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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.