Finding the Fourth Proportional to 210,075.08, 289,928.12 and 119,444.63
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Solution
The fourth proportional to 210,075.08, 289,928.12 and 119,444.63 is: 164,847.52
Step by Step Solution
- Step 1: Write the proportion equation
210,075.08 : 289,928.12 = 119,444.63 : x - Step 2: Convert to fraction form
210,075.08/289,928.12 = 119,444.63/x - Step 3: Cross multiply
210,075.08x = 289,928.12 × 119,444.63 - Step 4: Simplify right side
210,075.08x = 34,630,355,645.01 - Step 5: Solve for x
x = 34,630,355,645.01/210,075.08 - Step 6: Final answer
x = 164,847.52
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.