Finding the Fourth Proportional to 134,677.62, 185,854.44 and 74,248.08
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Solution
The fourth proportional to 134,677.62, 185,854.44 and 74,248.08 is: 102,461.98
Step by Step Solution
- Step 1: Write the proportion equation
134,677.62 : 185,854.44 = 74,248.08 : x - Step 2: Convert to fraction form
134,677.62/185,854.44 = 74,248.08/x - Step 3: Cross multiply
134,677.62x = 185,854.44 × 74,248.08 - Step 4: Simplify right side
134,677.62x = 13,799,335,329.48 - Step 5: Solve for x
x = 13,799,335,329.48/134,677.62 - Step 6: Final answer
x = 102,461.98
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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.