Finding the Fourth Proportional to 155,937.29, 215,193.58 and 84,317.36
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Solution
The fourth proportional to 155,937.29, 215,193.58 and 84,317.36 is: 116,358.02
Step by Step Solution
- Step 1: Write the proportion equation
155,937.29 : 215,193.58 = 84,317.36 : x - Step 2: Convert to fraction form
155,937.29/215,193.58 = 84,317.36/x - Step 3: Cross multiply
155,937.29x = 215,193.58 × 84,317.36 - Step 4: Simplify right side
155,937.29x = 18,144,553,267.79 - Step 5: Solve for x
x = 18,144,553,267.79/155,937.29 - Step 6: Final answer
x = 116,358.02
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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.