Finding the Fourth Proportional to 235,404.23, 353,106.35 and 156,261.83
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Solution
The fourth proportional to 235,404.23, 353,106.35 and 156,261.83 is: 234,392.74
Step by Step Solution
- Step 1: Write the proportion equation
235,404.23 : 353,106.35 = 156,261.83 : x - Step 2: Convert to fraction form
235,404.23/353,106.35 = 156,261.83/x - Step 3: Cross multiply
235,404.23x = 353,106.35 × 156,261.83 - Step 4: Simplify right side
235,404.23x = 55,177,041,888.78 - Step 5: Solve for x
x = 55,177,041,888.78/235,404.23 - Step 6: Final answer
x = 234,392.74
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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.