Finding the Fourth Proportional to 211,095.08, 291,193.06 and 124,970.06
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Solution
The fourth proportional to 211,095.08, 291,193.06 and 124,970.06 is: 172,388.73
Step by Step Solution
- Step 1: Write the proportion equation
211,095.08 : 291,193.06 = 124,970.06 : x - Step 2: Convert to fraction form
211,095.08/291,193.06 = 124,970.06/x - Step 3: Cross multiply
211,095.08x = 291,193.06 × 124,970.06 - Step 4: Simplify right side
211,095.08x = 36,390,413,191.70 - Step 5: Solve for x
x = 36,390,413,191.70/211,095.08 - Step 6: Final answer
x = 172,388.73
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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.