Finding the Fourth Proportional to 180,203.68, 248,671.04 and 99,626.50
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Solution
The fourth proportional to 180,203.68, 248,671.04 and 99,626.50 is: 137,479.02
Step by Step Solution
- Step 1: Write the proportion equation
180,203.68 : 248,671.04 = 99,626.50 : x - Step 2: Convert to fraction form
180,203.68/248,671.04 = 99,626.50/x - Step 3: Cross multiply
180,203.68x = 248,671.04 × 99,626.50 - Step 4: Simplify right side
180,203.68x = 24,774,224,246.75 - Step 5: Solve for x
x = 24,774,224,246.75/180,203.68 - Step 6: Final answer
x = 137,479.02
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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.