Finding the Fourth Proportional to 178,134.66, 245,820.99 and 101,652.36
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Solution
The fourth proportional to 178,134.66, 245,820.99 and 101,652.36 is: 140,277.49
Step by Step Solution
- Step 1: Write the proportion equation
178,134.66 : 245,820.99 = 101,652.36 : x - Step 2: Convert to fraction form
178,134.66/245,820.99 = 101,652.36/x - Step 3: Cross multiply
178,134.66x = 245,820.99 × 101,652.36 - Step 4: Simplify right side
178,134.66x = 24,988,283,771.04 - Step 5: Solve for x
x = 24,988,283,771.04/178,134.66 - Step 6: Final answer
x = 140,277.49
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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.