Home / 64,175.40-96,198.30-29,140.20

Finding the Fourth Proportional to 64,175.40, 96,198.30 and 29,140.20

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Solution

The fourth proportional to 64,175.40, 96,198.30 and 29,140.20 is: 43,680.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,175.40 : 96,198.30 = 29,140.20 : x
  2. Step 2: Convert to fraction form
    64,175.40/96,198.30 = 29,140.20/x
  3. Step 3: Cross multiply
    64,175.40x = 96,198.30 × 29,140.20
  4. Step 4: Simplify right side
    64,175.40x = 2,803,237,701.66
  5. Step 5: Solve for x
    x = 2,803,237,701.66/64,175.40
  6. Step 6: Final answer
    x = 43,680.88

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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.