Finding the Fourth Proportional to 84,767.58, 116,973.99 and 47,041.02
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Solution
The fourth proportional to 84,767.58, 116,973.99 and 47,041.02 is: 64,913.68
Step by Step Solution
- Step 1: Write the proportion equation
84,767.58 : 116,973.99 = 47,041.02 : x - Step 2: Convert to fraction form
84,767.58/116,973.99 = 47,041.02/x - Step 3: Cross multiply
84,767.58x = 116,973.99 × 47,041.02 - Step 4: Simplify right side
84,767.58x = 5,502,575,803.07 - Step 5: Solve for x
x = 5,502,575,803.07/84,767.58 - Step 6: Final answer
x = 64,913.68
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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.