Finding the Fourth Proportional to 184,421.71, 254,526.21 and 103,864.99
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Solution
The fourth proportional to 184,421.71, 254,526.21 and 103,864.99 is: 143,347.34
Step by Step Solution
- Step 1: Write the proportion equation
184,421.71 : 254,526.21 = 103,864.99 : x - Step 2: Convert to fraction form
184,421.71/254,526.21 = 103,864.99/x - Step 3: Cross multiply
184,421.71x = 254,526.21 × 103,864.99 - Step 4: Simplify right side
184,421.71x = 26,436,362,256.39 - Step 5: Solve for x
x = 26,436,362,256.39/184,421.71 - Step 6: Final answer
x = 143,347.34
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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.