Finding the Fourth Proportional to 168,758.17, 232,876.69 and 92,263.05
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Solution
The fourth proportional to 168,758.17, 232,876.69 and 92,263.05 is: 127,317.77
Step by Step Solution
- Step 1: Write the proportion equation
168,758.17 : 232,876.69 = 92,263.05 : x - Step 2: Convert to fraction form
168,758.17/232,876.69 = 92,263.05/x - Step 3: Cross multiply
168,758.17x = 232,876.69 × 92,263.05 - Step 4: Simplify right side
168,758.17x = 21,485,913,462.65 - Step 5: Solve for x
x = 21,485,913,462.65/168,758.17 - Step 6: Final answer
x = 127,317.77
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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.