Finding the Fourth Proportional to 152,617.49, 228,895.07 and 57,814.99
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Solution
The fourth proportional to 152,617.49, 228,895.07 and 57,814.99 is: 86,710.68
Step by Step Solution
- Step 1: Write the proportion equation
152,617.49 : 228,895.07 = 57,814.99 : x - Step 2: Convert to fraction form
152,617.49/228,895.07 = 57,814.99/x - Step 3: Cross multiply
152,617.49x = 228,895.07 × 57,814.99 - Step 4: Simplify right side
152,617.49x = 13,233,565,894.02 - Step 5: Solve for x
x = 13,233,565,894.02/152,617.49 - Step 6: Final answer
x = 86,710.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.