Finding the Fourth Proportional to 122,381.00, 183,526.64 and 42,398.31
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Solution
The fourth proportional to 122,381.00, 183,526.64 and 42,398.31 is: 63,581.92
Step by Step Solution
- Step 1: Write the proportion equation
122,381.00 : 183,526.64 = 42,398.31 : x - Step 2: Convert to fraction form
122,381.00/183,526.64 = 42,398.31/x - Step 3: Cross multiply
122,381.00x = 183,526.64 × 42,398.31 - Step 4: Simplify right side
122,381.00x = 7,781,218,656.47 - Step 5: Solve for x
x = 7,781,218,656.47/122,381.00 - Step 6: Final answer
x = 63,581.92
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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.