Home / 142,186.26-213,272.61-35,570.94

Finding the Fourth Proportional to 142,186.26, 213,272.61 and 35,570.94

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Solution

The fourth proportional to 142,186.26, 213,272.61 and 35,570.94 is: 53,354.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,186.26 : 213,272.61 = 35,570.94 : x
  2. Step 2: Convert to fraction form
    142,186.26/213,272.61 = 35,570.94/x
  3. Step 3: Cross multiply
    142,186.26x = 213,272.61 × 35,570.94
  4. Step 4: Simplify right side
    142,186.26x = 7,586,307,213.95
  5. Step 5: Solve for x
    x = 7,586,307,213.95/142,186.26
  6. Step 6: Final answer
    x = 53,354.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.