Finding the Fourth Proportional to 229,647.95, 316,924.95 and 127,675.08
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Solution
The fourth proportional to 229,647.95, 316,924.95 and 127,675.08 is: 176,197.61
Step by Step Solution
- Step 1: Write the proportion equation
229,647.95 : 316,924.95 = 127,675.08 : x - Step 2: Convert to fraction form
229,647.95/316,924.95 = 127,675.08/x - Step 3: Cross multiply
229,647.95x = 316,924.95 × 127,675.08 - Step 4: Simplify right side
229,647.95x = 40,463,418,345.25 - Step 5: Solve for x
x = 40,463,418,345.25/229,647.95 - Step 6: Final answer
x = 176,197.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.