Finding the Fourth Proportional to 178,008.08, 245,641.62 and 97,420.02
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Solution
The fourth proportional to 178,008.08, 245,641.62 and 97,420.02 is: 134,434.41
Step by Step Solution
- Step 1: Write the proportion equation
178,008.08 : 245,641.62 = 97,420.02 : x - Step 2: Convert to fraction form
178,008.08/245,641.62 = 97,420.02/x - Step 3: Cross multiply
178,008.08x = 245,641.62 × 97,420.02 - Step 4: Simplify right side
178,008.08x = 23,930,411,533.23 - Step 5: Solve for x
x = 23,930,411,533.23/178,008.08 - Step 6: Final answer
x = 134,434.41
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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.