Finding the Fourth Proportional to 147,580.02, 221,370.21 and 63,285.75
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Solution
The fourth proportional to 147,580.02, 221,370.21 and 63,285.75 is: 94,928.70
Step by Step Solution
- Step 1: Write the proportion equation
147,580.02 : 221,370.21 = 63,285.75 : x - Step 2: Convert to fraction form
147,580.02/221,370.21 = 63,285.75/x - Step 3: Cross multiply
147,580.02x = 221,370.21 × 63,285.75 - Step 4: Simplify right side
147,580.02x = 14,009,579,767.51 - Step 5: Solve for x
x = 14,009,579,767.51/147,580.02 - Step 6: Final answer
x = 94,928.70
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1.5x scale
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.