Finding the Fourth Proportional to 110,963.17, 153,126.09 and 62,564.67
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Solution
The fourth proportional to 110,963.17, 153,126.09 and 62,564.67 is: 86,337.51
Step by Step Solution
- Step 1: Write the proportion equation
110,963.17 : 153,126.09 = 62,564.67 : x - Step 2: Convert to fraction form
110,963.17/153,126.09 = 62,564.67/x - Step 3: Cross multiply
110,963.17x = 153,126.09 × 62,564.67 - Step 4: Simplify right side
110,963.17x = 9,580,283,289.24 - Step 5: Solve for x
x = 9,580,283,289.24/110,963.17 - Step 6: Final answer
x = 86,337.51
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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.