Finding the Fourth Proportional to 145,207.70, 217,822.35 and 51,701.30
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Solution
The fourth proportional to 145,207.70, 217,822.35 and 51,701.30 is: 77,555.80
Step by Step Solution
- Step 1: Write the proportion equation
145,207.70 : 217,822.35 = 51,701.30 : x - Step 2: Convert to fraction form
145,207.70/217,822.35 = 51,701.30/x - Step 3: Cross multiply
145,207.70x = 217,822.35 × 51,701.30 - Step 4: Simplify right side
145,207.70x = 11,261,698,664.06 - Step 5: Solve for x
x = 11,261,698,664.06/145,207.70 - Step 6: Final answer
x = 77,555.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.