Home / 146,368.12-219,201.36-75,103.21

Finding the Fourth Proportional to 146,368.12, 219,201.36 and 75,103.21

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Solution

The fourth proportional to 146,368.12, 219,201.36 and 75,103.21 is: 112,474.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,368.12 : 219,201.36 = 75,103.21 : x
  2. Step 2: Convert to fraction form
    146,368.12/219,201.36 = 75,103.21/x
  3. Step 3: Cross multiply
    146,368.12x = 219,201.36 × 75,103.21
  4. Step 4: Simplify right side
    146,368.12x = 16,462,725,772.37
  5. Step 5: Solve for x
    x = 16,462,725,772.37/146,368.12
  6. Step 6: Final answer
    x = 112,474.81

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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.