Finding the Fourth Proportional to 133,970.04, 184,887.99 and 88,569.14
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Solution
The fourth proportional to 133,970.04, 184,887.99 and 88,569.14 is: 122,231.58
Step by Step Solution
- Step 1: Write the proportion equation
133,970.04 : 184,887.99 = 88,569.14 : x - Step 2: Convert to fraction form
133,970.04/184,887.99 = 88,569.14/x - Step 3: Cross multiply
133,970.04x = 184,887.99 × 88,569.14 - Step 4: Simplify right side
133,970.04x = 16,375,369,346.19 - Step 5: Solve for x
x = 16,375,369,346.19/133,970.04 - Step 6: Final answer
x = 122,231.58
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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.