Finding the Fourth Proportional to 176,565.40, 264,848.10 and 157,211.80
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Solution
The fourth proportional to 176,565.40, 264,848.10 and 157,211.80 is: 235,817.70
Step by Step Solution
- Step 1: Write the proportion equation
176,565.40 : 264,848.10 = 157,211.80 : x - Step 2: Convert to fraction form
176,565.40/264,848.10 = 157,211.80/x - Step 3: Cross multiply
176,565.40x = 264,848.10 × 157,211.80 - Step 4: Simplify right side
176,565.40x = 41,637,246,527.58 - Step 5: Solve for x
x = 41,637,246,527.58/176,565.40 - Step 6: Final answer
x = 235,817.70
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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.