Finding the Fourth Proportional to 178,160.64, 245,852.08 and 97,572.88
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Solution
The fourth proportional to 178,160.64, 245,852.08 and 97,572.88 is: 134,645.32
Step by Step Solution
- Step 1: Write the proportion equation
178,160.64 : 245,852.08 = 97,572.88 : x - Step 2: Convert to fraction form
178,160.64/245,852.08 = 97,572.88/x - Step 3: Cross multiply
178,160.64x = 245,852.08 × 97,572.88 - Step 4: Simplify right side
178,160.64x = 23,988,495,499.59 - Step 5: Solve for x
x = 23,988,495,499.59/178,160.64 - Step 6: Final answer
x = 134,645.32
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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.