Finding the Fourth Proportional to 260,177.65, 390,236.66 and 68,070.63
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Solution
The fourth proportional to 260,177.65, 390,236.66 and 68,070.63 is: 102,098.14
Step by Step Solution
- Step 1: Write the proportion equation
260,177.65 : 390,236.66 = 68,070.63 : x - Step 2: Convert to fraction form
260,177.65/390,236.66 = 68,070.63/x - Step 3: Cross multiply
260,177.65x = 390,236.66 × 68,070.63 - Step 4: Simplify right side
260,177.65x = 26,563,655,295.30 - Step 5: Solve for x
x = 26,563,655,295.30/260,177.65 - Step 6: Final answer
x = 102,098.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.