Home / 64,143.15-96,217.96-19,800.24

Finding the Fourth Proportional to 64,143.15, 96,217.96 and 19,800.24

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Solution

The fourth proportional to 64,143.15, 96,217.96 and 19,800.24 is: 29,701.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,143.15 : 96,217.96 = 19,800.24 : x
  2. Step 2: Convert to fraction form
    64,143.15/96,217.96 = 19,800.24/x
  3. Step 3: Cross multiply
    64,143.15x = 96,217.96 × 19,800.24
  4. Step 4: Simplify right side
    64,143.15x = 1,905,138,700.31
  5. Step 5: Solve for x
    x = 1,905,138,700.31/64,143.15
  6. Step 6: Final answer
    x = 29,701.36

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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.