Finding the Fourth Proportional to 159,533.72, 239,393.60 and 59,763.99
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Solution
The fourth proportional to 159,533.72, 239,393.60 and 59,763.99 is: 89,680.83
Step by Step Solution
- Step 1: Write the proportion equation
159,533.72 : 239,393.60 = 59,763.99 : x - Step 2: Convert to fraction form
159,533.72/239,393.60 = 59,763.99/x - Step 3: Cross multiply
159,533.72x = 239,393.60 × 59,763.99 - Step 4: Simplify right side
159,533.72x = 14,307,116,417.64 - Step 5: Solve for x
x = 14,307,116,417.64/159,533.72 - Step 6: Final answer
x = 89,680.83
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.