Finding the Fourth Proportional to 237,948.56, 328,363.09 and 135,967.53
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Solution
The fourth proportional to 237,948.56, 328,363.09 and 135,967.53 is: 187,631.81
Step by Step Solution
- Step 1: Write the proportion equation
237,948.56 : 328,363.09 = 135,967.53 : x - Step 2: Convert to fraction form
237,948.56/328,363.09 = 135,967.53/x - Step 3: Cross multiply
237,948.56x = 328,363.09 × 135,967.53 - Step 4: Simplify right side
237,948.56x = 44,646,718,290.47 - Step 5: Solve for x
x = 44,646,718,290.47/237,948.56 - Step 6: Final answer
x = 187,631.81
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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.