Home / 142,044.33-212,863.50-104,308.41

Finding the Fourth Proportional to 142,044.33, 212,863.50 and 104,308.41

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Solution

The fourth proportional to 142,044.33, 212,863.50 and 104,308.41 is: 156,313.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,044.33 : 212,863.50 = 104,308.41 : x
  2. Step 2: Convert to fraction form
    142,044.33/212,863.50 = 104,308.41/x
  3. Step 3: Cross multiply
    142,044.33x = 212,863.50 × 104,308.41
  4. Step 4: Simplify right side
    142,044.33x = 22,203,453,232.04
  5. Step 5: Solve for x
    x = 22,203,453,232.04/142,044.33
  6. Step 6: Final answer
    x = 156,313.55

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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.