Finding the Third Proportional to 128,298.75 and 184,809.75
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Solution
The third proportional to 128,298.75 and 184,809.75 is: 266,211.82
Step by Step Solution
- Step 1: Write the proportion equation
128,298.75 : 184,809.75 = 184,809.75 : x - Step 2: Convert to fraction form
128,298.75/184,809.75 = 184,809.75/x - Step 3: Cross multiply
128,298.75x = 184,809.75 × 184,809.75 - Step 4: Simplify right side
128,298.75x = 34,154,643,695.06 - Step 5: Solve for x
x = 34,154,643,695.06/128,298.75 - Step 6: Final answer
x = 266,211.82
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These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.