Home / 64,606.41-96,862.84-20,209.10

Finding the Fourth Proportional to 64,606.41, 96,862.84 and 20,209.10

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Solution

The fourth proportional to 64,606.41, 96,862.84 and 20,209.10 is: 30,299.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,606.41 : 96,862.84 = 20,209.10 : x
  2. Step 2: Convert to fraction form
    64,606.41/96,862.84 = 20,209.10/x
  3. Step 3: Cross multiply
    64,606.41x = 96,862.84 × 20,209.10
  4. Step 4: Simplify right side
    64,606.41x = 1,957,510,285.01
  5. Step 5: Solve for x
    x = 1,957,510,285.01/64,606.41
  6. Step 6: Final answer
    x = 30,299.01

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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.