Home / 146,264.64-219,231.09-67,215.51

Finding the Fourth Proportional to 146,264.64, 219,231.09 and 67,215.51

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Solution

The fourth proportional to 146,264.64, 219,231.09 and 67,215.51 is: 100,747.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,264.64 : 219,231.09 = 67,215.51 : x
  2. Step 2: Convert to fraction form
    146,264.64/219,231.09 = 67,215.51/x
  3. Step 3: Cross multiply
    146,264.64x = 219,231.09 × 67,215.51
  4. Step 4: Simplify right side
    146,264.64x = 14,735,729,522.21
  5. Step 5: Solve for x
    x = 14,735,729,522.21/146,264.64
  6. Step 6: Final answer
    x = 100,747.04

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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.