Finding the Fourth Proportional to 93,670.04, 129,268.02 and 53,389.88
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Solution
The fourth proportional to 93,670.04, 129,268.02 and 53,389.88 is: 73,679.95
Step by Step Solution
- Step 1: Write the proportion equation
93,670.04 : 129,268.02 = 53,389.88 : x - Step 2: Convert to fraction form
93,670.04/129,268.02 = 53,389.88/x - Step 3: Cross multiply
93,670.04x = 129,268.02 × 53,389.88 - Step 4: Simplify right side
93,670.04x = 6,901,604,075.64 - Step 5: Solve for x
x = 6,901,604,075.64/93,670.04 - Step 6: Final answer
x = 73,679.95
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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.