Home / 64,137.22-96,215.40-19,760.26

Finding the Fourth Proportional to 64,137.22, 96,215.40 and 19,760.26

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Solution

The fourth proportional to 64,137.22, 96,215.40 and 19,760.26 is: 29,643.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,137.22 : 96,215.40 = 19,760.26 : x
  2. Step 2: Convert to fraction form
    64,137.22/96,215.40 = 19,760.26/x
  3. Step 3: Cross multiply
    64,137.22x = 96,215.40 × 19,760.26
  4. Step 4: Simplify right side
    64,137.22x = 1,901,241,320.00
  5. Step 5: Solve for x
    x = 1,901,241,320.00/64,137.22
  6. Step 6: Final answer
    x = 29,643.34

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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.