Finding the Fourth Proportional to 147,724.36, 221,586.90 and 58,985.08
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Solution
The fourth proportional to 147,724.36, 221,586.90 and 58,985.08 is: 88,477.76
Step by Step Solution
- Step 1: Write the proportion equation
147,724.36 : 221,586.90 = 58,985.08 : x - Step 2: Convert to fraction form
147,724.36/221,586.90 = 58,985.08/x - Step 3: Cross multiply
147,724.36x = 221,586.90 × 58,985.08 - Step 4: Simplify right side
147,724.36x = 13,070,321,023.45 - Step 5: Solve for x
x = 13,070,321,023.45/147,724.36 - Step 6: Final answer
x = 88,477.76
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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.