Finding the Fourth Proportional to 153,442.68, 211,742.66 and 84,529.88
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Solution
The fourth proportional to 153,442.68, 211,742.66 and 84,529.88 is: 116,646.70
Step by Step Solution
- Step 1: Write the proportion equation
153,442.68 : 211,742.66 = 84,529.88 : x - Step 2: Convert to fraction form
153,442.68/211,742.66 = 84,529.88/x - Step 3: Cross multiply
153,442.68x = 211,742.66 × 84,529.88 - Step 4: Simplify right side
153,442.68x = 17,898,581,640.68 - Step 5: Solve for x
x = 17,898,581,640.68/153,442.68 - Step 6: Final answer
x = 116,646.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.