Finding the Fourth Proportional to 236,461.14, 326,312.01 and 129,028.41
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Solution
The fourth proportional to 236,461.14, 326,312.01 and 129,028.41 is: 178,056.82
Step by Step Solution
- Step 1: Write the proportion equation
236,461.14 : 326,312.01 = 129,028.41 : x - Step 2: Convert to fraction form
236,461.14/326,312.01 = 129,028.41/x - Step 3: Cross multiply
236,461.14x = 326,312.01 × 129,028.41 - Step 4: Simplify right side
236,461.14x = 42,103,519,814.20 - Step 5: Solve for x
x = 42,103,519,814.20/236,461.14 - Step 6: Final answer
x = 178,056.82
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1.5x scale
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.