Finding the Fourth Proportional to 96,763.08, 133,509.68 and 56,453.83
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Solution
The fourth proportional to 96,763.08, 133,509.68 and 56,453.83 is: 77,892.65
Step by Step Solution
- Step 1: Write the proportion equation
96,763.08 : 133,509.68 = 56,453.83 : x - Step 2: Convert to fraction form
96,763.08/133,509.68 = 56,453.83/x - Step 3: Cross multiply
96,763.08x = 133,509.68 × 56,453.83 - Step 4: Simplify right side
96,763.08x = 7,537,132,495.81 - Step 5: Solve for x
x = 7,537,132,495.81/96,763.08 - Step 6: Final answer
x = 77,892.65
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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.