Finding the Fourth Proportional to 229,149.84, 316,264.79 and 133,656.54
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Solution
The fourth proportional to 229,149.84, 316,264.79 and 133,656.54 is: 184,468.20
Step by Step Solution
- Step 1: Write the proportion equation
229,149.84 : 316,264.79 = 133,656.54 : x - Step 2: Convert to fraction form
229,149.84/316,264.79 = 133,656.54/x - Step 3: Cross multiply
229,149.84x = 316,264.79 × 133,656.54 - Step 4: Simplify right side
229,149.84x = 42,270,857,555.23 - Step 5: Solve for x
x = 42,270,857,555.23/229,149.84 - Step 6: Final answer
x = 184,468.20
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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.