Finding the Fourth Proportional to 114,281.14, 157,681.89 and 73,466.62
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Solution
The fourth proportional to 114,281.14, 157,681.89 and 73,466.62 is: 101,367.17
Step by Step Solution
- Step 1: Write the proportion equation
114,281.14 : 157,681.89 = 73,466.62 : x - Step 2: Convert to fraction form
114,281.14/157,681.89 = 73,466.62/x - Step 3: Cross multiply
114,281.14x = 157,681.89 × 73,466.62 - Step 4: Simplify right side
114,281.14x = 11,584,355,493.51 - Step 5: Solve for x
x = 11,584,355,493.51/114,281.14 - Step 6: Final answer
x = 101,367.17
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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.