Home / 110,343.87-165,497.28-31,439.34

Finding the Fourth Proportional to 110,343.87, 165,497.28 and 31,439.34

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Solution

The fourth proportional to 110,343.87, 165,497.28 and 31,439.34 is: 47,153.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,343.87 : 165,497.28 = 31,439.34 : x
  2. Step 2: Convert to fraction form
    110,343.87/165,497.28 = 31,439.34/x
  3. Step 3: Cross multiply
    110,343.87x = 165,497.28 × 31,439.34
  4. Step 4: Simplify right side
    110,343.87x = 5,203,125,137.10
  5. Step 5: Solve for x
    x = 5,203,125,137.10/110,343.87
  6. Step 6: Final answer
    x = 47,153.73

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1.5x scale

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.