Finding the Fourth Proportional to 159,703.80, 239,094.90 and 97,495.80
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Solution
The fourth proportional to 159,703.80, 239,094.90 and 97,495.80 is: 145,962.39
Step by Step Solution
- Step 1: Write the proportion equation
159,703.80 : 239,094.90 = 97,495.80 : x - Step 2: Convert to fraction form
159,703.80/239,094.90 = 97,495.80/x - Step 3: Cross multiply
159,703.80x = 239,094.90 × 97,495.80 - Step 4: Simplify right side
159,703.80x = 23,310,748,551.42 - Step 5: Solve for x
x = 23,310,748,551.42/159,703.80 - Step 6: Final answer
x = 145,962.39
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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.