Finding the Fourth Proportional to 238,935.48, 358,202.34 and 159,808.20
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Solution
The fourth proportional to 238,935.48, 358,202.34 and 159,808.20 is: 239,577.95
Step by Step Solution
- Step 1: Write the proportion equation
238,935.48 : 358,202.34 = 159,808.20 : x - Step 2: Convert to fraction form
238,935.48/358,202.34 = 159,808.20/x - Step 3: Cross multiply
238,935.48x = 358,202.34 × 159,808.20 - Step 4: Simplify right side
238,935.48x = 57,243,672,312.28 - Step 5: Solve for x
x = 57,243,672,312.28/238,935.48 - Step 6: Final answer
x = 239,577.95
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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.