Home / 113,836.13-170,762.45-43,715.44

Finding the Fourth Proportional to 113,836.13, 170,762.45 and 43,715.44

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Solution

The fourth proportional to 113,836.13, 170,762.45 and 43,715.44 is: 65,576.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,836.13 : 170,762.45 = 43,715.44 : x
  2. Step 2: Convert to fraction form
    113,836.13/170,762.45 = 43,715.44/x
  3. Step 3: Cross multiply
    113,836.13x = 170,762.45 × 43,715.44
  4. Step 4: Simplify right side
    113,836.13x = 7,464,955,632.10
  5. Step 5: Solve for x
    x = 7,464,955,632.10/113,836.13
  6. Step 6: Final answer
    x = 65,576.33

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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.