Finding the Fourth Proportional to 184,965.18, 255,257.12 and 112,343.58
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Solution
The fourth proportional to 184,965.18, 255,257.12 and 112,343.58 is: 155,037.28
Step by Step Solution
- Step 1: Write the proportion equation
184,965.18 : 255,257.12 = 112,343.58 : x - Step 2: Convert to fraction form
184,965.18/255,257.12 = 112,343.58/x - Step 3: Cross multiply
184,965.18x = 255,257.12 × 112,343.58 - Step 4: Simplify right side
184,965.18x = 28,676,498,681.29 - Step 5: Solve for x
x = 28,676,498,681.29/184,965.18 - Step 6: Final answer
x = 155,037.28
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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.