Finding the Fourth Proportional to 133,483.04, 184,252.68 and 76,916.96
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Solution
The fourth proportional to 133,483.04, 184,252.68 and 76,916.96 is: 106,171.96
Step by Step Solution
- Step 1: Write the proportion equation
133,483.04 : 184,252.68 = 76,916.96 : x - Step 2: Convert to fraction form
133,483.04/184,252.68 = 76,916.96/x - Step 3: Cross multiply
133,483.04x = 184,252.68 × 76,916.96 - Step 4: Simplify right side
133,483.04x = 14,172,156,017.45 - Step 5: Solve for x
x = 14,172,156,017.45/133,483.04 - Step 6: Final answer
x = 106,171.96
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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.