Finding the Fourth Proportional to 239,215.96, 358,555.74 and 97,028.20
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Solution
The fourth proportional to 239,215.96, 358,555.74 and 97,028.20 is: 145,433.52
Step by Step Solution
- Step 1: Write the proportion equation
239,215.96 : 358,555.74 = 97,028.20 : x - Step 2: Convert to fraction form
239,215.96/358,555.74 = 97,028.20/x - Step 3: Cross multiply
239,215.96x = 358,555.74 × 97,028.20 - Step 4: Simplify right side
239,215.96x = 34,790,018,051.87 - Step 5: Solve for x
x = 34,790,018,051.87/239,215.96 - Step 6: Final answer
x = 145,433.52
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1.5x scale
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.