Finding the Fourth Proportional to 133,774.93, 184,602.35 and 76,402.97
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Solution
The fourth proportional to 133,774.93, 184,602.35 and 76,402.97 is: 105,432.07
Step by Step Solution
- Step 1: Write the proportion equation
133,774.93 : 184,602.35 = 76,402.97 : x - Step 2: Convert to fraction form
133,774.93/184,602.35 = 76,402.97/x - Step 3: Cross multiply
133,774.93x = 184,602.35 × 76,402.97 - Step 4: Simplify right side
133,774.93x = 14,104,166,965.46 - Step 5: Solve for x
x = 14,104,166,965.46/133,774.93 - Step 6: Final answer
x = 105,432.07
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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.