Home / 113,567.43-156,726.18-63,266.43

Finding the Fourth Proportional to 113,567.43, 156,726.18 and 63,266.43

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Solution

The fourth proportional to 113,567.43, 156,726.18 and 63,266.43 is: 87,309.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,567.43 : 156,726.18 = 63,266.43 : x
  2. Step 2: Convert to fraction form
    113,567.43/156,726.18 = 63,266.43/x
  3. Step 3: Cross multiply
    113,567.43x = 156,726.18 × 63,266.43
  4. Step 4: Simplify right side
    113,567.43x = 9,915,505,896.14
  5. Step 5: Solve for x
    x = 9,915,505,896.14/113,567.43
  6. Step 6: Final answer
    x = 87,309.42

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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.