Finding the Fourth Proportional to 148,192.05, 221,810.77 and 97,632.82
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Solution
The fourth proportional to 148,192.05, 221,810.77 and 97,632.82 is: 146,134.77
Step by Step Solution
- Step 1: Write the proportion equation
148,192.05 : 221,810.77 = 97,632.82 : x - Step 2: Convert to fraction form
148,192.05/221,810.77 = 97,632.82/x - Step 3: Cross multiply
148,192.05x = 221,810.77 × 97,632.82 - Step 4: Simplify right side
148,192.05x = 21,656,011,501.01 - Step 5: Solve for x
x = 21,656,011,501.01/148,192.05 - Step 6: Final answer
x = 146,134.77
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1.5x scale
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.