Finding the Fourth Proportional to 134,485.60, 201,922.80 and 101,437.60
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Solution
The fourth proportional to 134,485.60, 201,922.80 and 101,437.60 is: 152,303.03
Step by Step Solution
- Step 1: Write the proportion equation
134,485.60 : 201,922.80 = 101,437.60 : x - Step 2: Convert to fraction form
134,485.60/201,922.80 = 101,437.60/x - Step 3: Cross multiply
134,485.60x = 201,922.80 × 101,437.60 - Step 4: Simplify right side
134,485.60x = 20,482,564,217.28 - Step 5: Solve for x
x = 20,482,564,217.28/134,485.60 - Step 6: Final answer
x = 152,303.03
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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.