Finding the Fourth Proportional to 163,937.60, 245,560.80 and 163,937.60
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Solution
The fourth proportional to 163,937.60, 245,560.80 and 163,937.60 is: 245,560.80
Step by Step Solution
- Step 1: Write the proportion equation
163,937.60 : 245,560.80 = 163,937.60 : x - Step 2: Convert to fraction form
163,937.60/245,560.80 = 163,937.60/x - Step 3: Cross multiply
163,937.60x = 245,560.80 × 163,937.60 - Step 4: Simplify right side
163,937.60x = 40,256,648,206.08 - Step 5: Solve for x
x = 40,256,648,206.08/163,937.60 - Step 6: Final answer
x = 245,560.80
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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.