Home / 230,859.10-346,288.65-73,099.90

Finding the Fourth Proportional to 230,859.10, 346,288.65 and 73,099.90

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Solution

The fourth proportional to 230,859.10, 346,288.65 and 73,099.90 is: 109,649.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,859.10 : 346,288.65 = 73,099.90 : x
  2. Step 2: Convert to fraction form
    230,859.10/346,288.65 = 73,099.90/x
  3. Step 3: Cross multiply
    230,859.10x = 346,288.65 × 73,099.90
  4. Step 4: Simplify right side
    230,859.10x = 25,313,665,686.14
  5. Step 5: Solve for x
    x = 25,313,665,686.14/230,859.10
  6. Step 6: Final answer
    x = 109,649.85

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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.