Finding the Fourth Proportional to 163,246.60, 244,869.90 and 162,209.80
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Solution
The fourth proportional to 163,246.60, 244,869.90 and 162,209.80 is: 243,314.70
Step by Step Solution
- Step 1: Write the proportion equation
163,246.60 : 244,869.90 = 162,209.80 : x - Step 2: Convert to fraction form
163,246.60/244,869.90 = 162,209.80/x - Step 3: Cross multiply
163,246.60x = 244,869.90 × 162,209.80 - Step 4: Simplify right side
163,246.60x = 39,720,297,505.02 - Step 5: Solve for x
x = 39,720,297,505.02/163,246.60 - Step 6: Final answer
x = 243,314.70
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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.