Home / 52,136.02-78,209.50-17,078.41

Finding the Fourth Proportional to 52,136.02, 78,209.50 and 17,078.41

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Solution

The fourth proportional to 52,136.02, 78,209.50 and 17,078.41 is: 25,619.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,136.02 : 78,209.50 = 17,078.41 : x
  2. Step 2: Convert to fraction form
    52,136.02/78,209.50 = 17,078.41/x
  3. Step 3: Cross multiply
    52,136.02x = 78,209.50 × 17,078.41
  4. Step 4: Simplify right side
    52,136.02x = 1,335,693,906.90
  5. Step 5: Solve for x
    x = 1,335,693,906.90/52,136.02
  6. Step 6: Final answer
    x = 25,619.41

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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.