Finding the Fourth Proportional to 154,777.03, 213,501.76 and 97,325.38
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Solution
The fourth proportional to 154,777.03, 213,501.76 and 97,325.38 is: 134,252.09
Step by Step Solution
- Step 1: Write the proportion equation
154,777.03 : 213,501.76 = 97,325.38 : x - Step 2: Convert to fraction form
154,777.03/213,501.76 = 97,325.38/x - Step 3: Cross multiply
154,777.03x = 213,501.76 × 97,325.38 - Step 4: Simplify right side
154,777.03x = 20,779,139,946.23 - Step 5: Solve for x
x = 20,779,139,946.23/154,777.03 - Step 6: Final answer
x = 134,252.09
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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.