Finding the Fourth Proportional to 235,526.64, 353,306.40 and 77,866.08
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Solution
The fourth proportional to 235,526.64, 353,306.40 and 77,866.08 is: 116,804.56
Step by Step Solution
- Step 1: Write the proportion equation
235,526.64 : 353,306.40 = 77,866.08 : x - Step 2: Convert to fraction form
235,526.64/353,306.40 = 77,866.08/x - Step 3: Cross multiply
235,526.64x = 353,306.40 × 77,866.08 - Step 4: Simplify right side
235,526.64x = 27,510,584,406.91 - Step 5: Solve for x
x = 27,510,584,406.91/235,526.64 - Step 6: Final answer
x = 116,804.56
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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.