Finding the Fourth Proportional to 229,149.22, 316,263.93 and 133,655.91
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Solution
The fourth proportional to 229,149.22, 316,263.93 and 133,655.91 is: 184,467.32
Step by Step Solution
- Step 1: Write the proportion equation
229,149.22 : 316,263.93 = 133,655.91 : x - Step 2: Convert to fraction form
229,149.22/316,263.93 = 133,655.91/x - Step 3: Cross multiply
229,149.22x = 316,263.93 × 133,655.91 - Step 4: Simplify right side
229,149.22x = 42,270,542,696.05 - Step 5: Solve for x
x = 42,270,542,696.05/229,149.22 - Step 6: Final answer
x = 184,467.32
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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.